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Finding the Fourth Proportional to 337,151.60, 506,310.60 and 219,345.20

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Solution

The fourth proportional to 337,151.60, 506,310.60 and 219,345.20 is: 329,397.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,151.60 : 506,310.60 = 219,345.20 : x
  2. Step 2: Convert to fraction form
    337,151.60/506,310.60 = 219,345.20/x
  3. Step 3: Cross multiply
    337,151.60x = 506,310.60 × 219,345.20
  4. Step 4: Simplify right side
    337,151.60x = 111,056,799,819.12
  5. Step 5: Solve for x
    x = 111,056,799,819.12/337,151.60
  6. Step 6: Final answer
    x = 329,397.22

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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.