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Finding the Fourth Proportional to 732.39, 1,010.97 and 452.67

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Solution

The fourth proportional to 732.39, 1,010.97 and 452.67 is: 624.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    732.39 : 1,010.97 = 452.67 : x
  2. Step 2: Convert to fraction form
    732.39/1,010.97 = 452.67/x
  3. Step 3: Cross multiply
    732.39x = 1,010.97 × 452.67
  4. Step 4: Simplify right side
    732.39x = 457,635.79
  5. Step 5: Solve for x
    x = 457,635.79/732.39
  6. Step 6: Final answer
    x = 624.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.