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Finding the Fourth Proportional to 733.62, 1,010.97 and 547.32

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Solution

The fourth proportional to 733.62, 1,010.97 and 547.32 is: 754.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    733.62 : 1,010.97 = 547.32 : x
  2. Step 2: Convert to fraction form
    733.62/1,010.97 = 547.32/x
  3. Step 3: Cross multiply
    733.62x = 1,010.97 × 547.32
  4. Step 4: Simplify right side
    733.62x = 553,324.10
  5. Step 5: Solve for x
    x = 553,324.10/733.62
  6. Step 6: Final answer
    x = 754.24

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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.