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Finding the Fourth Proportional to 406,252.80, 560,624.96 and 234,107.52

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Solution

The fourth proportional to 406,252.80, 560,624.96 and 234,107.52 is: 323,066.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,252.80 : 560,624.96 = 234,107.52 : x
  2. Step 2: Convert to fraction form
    406,252.80/560,624.96 = 234,107.52/x
  3. Step 3: Cross multiply
    406,252.80x = 560,624.96 × 234,107.52
  4. Step 4: Simplify right side
    406,252.80x = 131,246,519,035.70
  5. Step 5: Solve for x
    x = 131,246,519,035.70/406,252.80
  6. Step 6: Final answer
    x = 323,066.13

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1.5x scale

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.