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Finding the Fourth Proportional to 559,375.92, 838,397.52 and 322,227.36

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Solution

The fourth proportional to 559,375.92, 838,397.52 and 322,227.36 is: 482,957.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,375.92 : 838,397.52 = 322,227.36 : x
  2. Step 2: Convert to fraction form
    559,375.92/838,397.52 = 322,227.36/x
  3. Step 3: Cross multiply
    559,375.92x = 838,397.52 × 322,227.36
  4. Step 4: Simplify right side
    559,375.92x = 270,154,619,500.15
  5. Step 5: Solve for x
    x = 270,154,619,500.15/559,375.92
  6. Step 6: Final answer
    x = 482,957.18

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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.