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Finding the Fourth Proportional to 534.73, 737.97 and 324.85

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Solution

The fourth proportional to 534.73, 737.97 and 324.85 is: 448.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.73 : 737.97 = 324.85 : x
  2. Step 2: Convert to fraction form
    534.73/737.97 = 324.85/x
  3. Step 3: Cross multiply
    534.73x = 737.97 × 324.85
  4. Step 4: Simplify right side
    534.73x = 239,729.55
  5. Step 5: Solve for x
    x = 239,729.55/534.73
  6. Step 6: Final answer
    x = 448.32

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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.