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Finding the Fourth Proportional to 542.76, 748.92 and 332.97

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Solution

The fourth proportional to 542.76, 748.92 and 332.97 is: 459.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    542.76 : 748.92 = 332.97 : x
  2. Step 2: Convert to fraction form
    542.76/748.92 = 332.97/x
  3. Step 3: Cross multiply
    542.76x = 748.92 × 332.97
  4. Step 4: Simplify right side
    542.76x = 249,367.89
  5. Step 5: Solve for x
    x = 249,367.89/542.76
  6. Step 6: Final answer
    x = 459.44

Related Problems

Find fourth proportional to 271.38, 374.46 and 166.49
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Similar ratio
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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.