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Finding the Fourth Proportional to 406,179.39, 560,545.08 and 224,891.31

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Solution

The fourth proportional to 406,179.39, 560,545.08 and 224,891.31 is: 310,359.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,179.39 : 560,545.08 = 224,891.31 : x
  2. Step 2: Convert to fraction form
    406,179.39/560,545.08 = 224,891.31/x
  3. Step 3: Cross multiply
    406,179.39x = 560,545.08 × 224,891.31
  4. Step 4: Simplify right side
    406,179.39x = 126,061,718,613.96
  5. Step 5: Solve for x
    x = 126,061,718,613.96/406,179.39
  6. Step 6: Final answer
    x = 310,359.71

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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.