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Finding the Fourth Proportional to 482,358.76, 723,471.12 and 337,826.76

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Solution

The fourth proportional to 482,358.76, 723,471.12 and 337,826.76 is: 506,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,358.76 : 723,471.12 = 337,826.76 : x
  2. Step 2: Convert to fraction form
    482,358.76/723,471.12 = 337,826.76/x
  3. Step 3: Cross multiply
    482,358.76x = 723,471.12 × 337,826.76
  4. Step 4: Simplify right side
    482,358.76x = 244,407,904,423.17
  5. Step 5: Solve for x
    x = 244,407,904,423.17/482,358.76
  6. Step 6: Final answer
    x = 506,693.20

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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.