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Finding the Fourth Proportional to 635.32, 952.96 and 269.87

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Solution

The fourth proportional to 635.32, 952.96 and 269.87 is: 404.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.32 : 952.96 = 269.87 : x
  2. Step 2: Convert to fraction form
    635.32/952.96 = 269.87/x
  3. Step 3: Cross multiply
    635.32x = 952.96 × 269.87
  4. Step 4: Simplify right side
    635.32x = 257,175.32
  5. Step 5: Solve for x
    x = 257,175.32/635.32
  6. Step 6: Final answer
    x = 404.80

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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.