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Finding the Fourth Proportional to 952.32, 1,425.24 and 736.86

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Solution

The fourth proportional to 952.32, 1,425.24 and 736.86 is: 1,102.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    952.32 : 1,425.24 = 736.86 : x
  2. Step 2: Convert to fraction form
    952.32/1,425.24 = 736.86/x
  3. Step 3: Cross multiply
    952.32x = 1,425.24 × 736.86
  4. Step 4: Simplify right side
    952.32x = 1,050,202.35
  5. Step 5: Solve for x
    x = 1,050,202.35/952.32
  6. Step 6: Final answer
    x = 1,102.78

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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.