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Finding the Fourth Proportional to 488,358.62, 732,565.62 and 151,447.17

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Solution

The fourth proportional to 488,358.62, 732,565.62 and 151,447.17 is: 227,179.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,358.62 : 732,565.62 = 151,447.17 : x
  2. Step 2: Convert to fraction form
    488,358.62/732,565.62 = 151,447.17/x
  3. Step 3: Cross multiply
    488,358.62x = 732,565.62 × 151,447.17
  4. Step 4: Simplify right side
    488,358.62x = 110,944,988,614.74
  5. Step 5: Solve for x
    x = 110,944,988,614.74/488,358.62
  6. Step 6: Final answer
    x = 227,179.34

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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.