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Finding the Fourth Proportional to 632.48, 948.87 and 502.97

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Solution

The fourth proportional to 632.48, 948.87 and 502.97 is: 754.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.48 : 948.87 = 502.97 : x
  2. Step 2: Convert to fraction form
    632.48/948.87 = 502.97/x
  3. Step 3: Cross multiply
    632.48x = 948.87 × 502.97
  4. Step 4: Simplify right side
    632.48x = 477,248.40
  5. Step 5: Solve for x
    x = 477,248.40/632.48
  6. Step 6: Final answer
    x = 754.57

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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.