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Finding the Fourth Proportional to 635.52, 952.44 and 471.92

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Solution

The fourth proportional to 635.52, 952.44 and 471.92 is: 707.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.52 : 952.44 = 471.92 : x
  2. Step 2: Convert to fraction form
    635.52/952.44 = 471.92/x
  3. Step 3: Cross multiply
    635.52x = 952.44 × 471.92
  4. Step 4: Simplify right side
    635.52x = 449,475.48
  5. Step 5: Solve for x
    x = 449,475.48/635.52
  6. Step 6: Final answer
    x = 707.26

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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.