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Finding the Fourth Proportional to 394,773.69, 592,155.04 and 95,251.76

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Solution

The fourth proportional to 394,773.69, 592,155.04 and 95,251.76 is: 142,876.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,773.69 : 592,155.04 = 95,251.76 : x
  2. Step 2: Convert to fraction form
    394,773.69/592,155.04 = 95,251.76/x
  3. Step 3: Cross multiply
    394,773.69x = 592,155.04 × 95,251.76
  4. Step 4: Simplify right side
    394,773.69x = 56,403,809,752.87
  5. Step 5: Solve for x
    x = 56,403,809,752.87/394,773.69
  6. Step 6: Final answer
    x = 142,876.31

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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.