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Finding the Fourth Proportional to 634.52, 951.04 and 269.24

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Solution

The fourth proportional to 634.52, 951.04 and 269.24 is: 403.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    634.52 : 951.04 = 269.24 : x
  2. Step 2: Convert to fraction form
    634.52/951.04 = 269.24/x
  3. Step 3: Cross multiply
    634.52x = 951.04 × 269.24
  4. Step 4: Simplify right side
    634.52x = 256,058.01
  5. Step 5: Solve for x
    x = 256,058.01/634.52
  6. Step 6: Final answer
    x = 403.55

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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.