Home / 638,687-888,046

Finding the Third Proportional to 638,687 and 888,046

Calculator

Solution

The third proportional to 638,687 and 888,046 is: 1,234,760.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,687 : 888,046 = 888,046 : x
  2. Step 2: Convert to fraction form
    638,687/888,046 = 888,046/x
  3. Step 3: Cross multiply
    638,687x = 888,046 × 888,046
  4. Step 4: Simplify right side
    638,687x = 788,625,698,116
  5. Step 5: Solve for x
    x = 788,625,698,116/638,687
  6. Step 6: Final answer
    x = 1,234,760.84

Related Problems

Find third proportional to 319,343.50 and 444,023
Half scale
Find third proportional to 1,277,374 and 1,776,092
Double scale
Find third proportional to 638,689 and 888,049
Similar ratio
Find third proportional to 958,030.50 and 1,332,069
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.