Home / 747,592.92-1,031,642.28-425,272.80

Finding the Fourth Proportional to 747,592.92, 1,031,642.28 and 425,272.80

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Solution

The fourth proportional to 747,592.92, 1,031,642.28 and 425,272.80 is: 586,856.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,592.92 : 1,031,642.28 = 425,272.80 : x
  2. Step 2: Convert to fraction form
    747,592.92/1,031,642.28 = 425,272.80/x
  3. Step 3: Cross multiply
    747,592.92x = 1,031,642.28 × 425,272.80
  4. Step 4: Simplify right side
    747,592.92x = 438,729,401,013.98
  5. Step 5: Solve for x
    x = 438,729,401,013.98/747,592.92
  6. Step 6: Final answer
    x = 586,856.01

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Double scale
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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.