Home / 747,250.29-1,031,228.15-425,006.78

Finding the Fourth Proportional to 747,250.29, 1,031,228.15 and 425,006.78

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Solution

The fourth proportional to 747,250.29, 1,031,228.15 and 425,006.78 is: 586,522.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,250.29 : 1,031,228.15 = 425,006.78 : x
  2. Step 2: Convert to fraction form
    747,250.29/1,031,228.15 = 425,006.78/x
  3. Step 3: Cross multiply
    747,250.29x = 1,031,228.15 × 425,006.78
  4. Step 4: Simplify right side
    747,250.29x = 438,278,948,195.68
  5. Step 5: Solve for x
    x = 438,278,948,195.68/747,250.29
  6. Step 6: Final answer
    x = 586,522.29

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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.