Home / 508,900,295.88-702,080,460-294,279,282

Finding the Fourth Proportional to 508,900,295.88, 702,080,460 and 294,279,282

Calculator

Solution

The fourth proportional to 508,900,295.88, 702,080,460 and 294,279,282 is: 405,988,629.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,900,295.88 : 702,080,460 = 294,279,282 : x
  2. Step 2: Convert to fraction form
    508,900,295.88/702,080,460 = 294,279,282/x
  3. Step 3: Cross multiply
    508,900,295.88x = 702,080,460 × 294,279,282
  4. Step 4: Simplify right side
    508,900,295.88x = 206,607,733,675,029,728
  5. Step 5: Solve for x
    x = 206,607,733,675,029,728/508,900,295.88
  6. Step 6: Final answer
    x = 405,988,629.50

Related Problems

Find fourth proportional to 254,450,147.94, 351,040,230 and 147,139,641
Half scale
Find fourth proportional to 1,017,800,591.76, 1,404,160,920 and 588,558,564
Double scale
Find fourth proportional to 508,900,296.88, 702,080,461.38 and 294,279,283
Similar ratio
Find fourth proportional to 763,350,443.82, 1,053,120,690 and 441,418,923
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.