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Finding the Fourth Proportional to 498,778.56, 748,167.84 and 124,801.56

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Solution

The fourth proportional to 498,778.56, 748,167.84 and 124,801.56 is: 187,202.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,778.56 : 748,167.84 = 124,801.56 : x
  2. Step 2: Convert to fraction form
    498,778.56/748,167.84 = 124,801.56/x
  3. Step 3: Cross multiply
    498,778.56x = 748,167.84 × 124,801.56
  4. Step 4: Simplify right side
    498,778.56x = 93,372,513,573.83
  5. Step 5: Solve for x
    x = 93,372,513,573.83/498,778.56
  6. Step 6: Final answer
    x = 187,202.34

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Similar ratio
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1.5x scale

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.