Home / 732,617.70-1,098,926.55-520,041.30

Finding the Fourth Proportional to 732,617.70, 1,098,926.55 and 520,041.30

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Solution

The fourth proportional to 732,617.70, 1,098,926.55 and 520,041.30 is: 780,061.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,617.70 : 1,098,926.55 = 520,041.30 : x
  2. Step 2: Convert to fraction form
    732,617.70/1,098,926.55 = 520,041.30/x
  3. Step 3: Cross multiply
    732,617.70x = 1,098,926.55 × 520,041.30
  4. Step 4: Simplify right side
    732,617.70x = 571,487,191,666.52
  5. Step 5: Solve for x
    x = 571,487,191,666.52/732,617.70
  6. Step 6: Final answer
    x = 780,061.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.