Home / 288,430-625,532

Finding the Third Proportional to 288,430 and 625,532

Calculator

Solution

The third proportional to 288,430 and 625,532 is: 1,356,621.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,430 : 625,532 = 625,532 : x
  2. Step 2: Convert to fraction form
    288,430/625,532 = 625,532/x
  3. Step 3: Cross multiply
    288,430x = 625,532 × 625,532
  4. Step 4: Simplify right side
    288,430x = 391,290,283,024
  5. Step 5: Solve for x
    x = 391,290,283,024/288,430
  6. Step 6: Final answer
    x = 1,356,621.31

Related Problems

Find third proportional to 144,215 and 312,766
Half scale
Find third proportional to 576,860 and 1,251,064
Double scale
Find third proportional to 288,432 and 625,536
Similar ratio
Find third proportional to 432,645 and 938,298
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.