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Finding the Fourth Proportional to 925.54, 1,277.30 and 532.69

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Solution

The fourth proportional to 925.54, 1,277.30 and 532.69 is: 735.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    925.54 : 1,277.30 = 532.69 : x
  2. Step 2: Convert to fraction form
    925.54/1,277.30 = 532.69/x
  3. Step 3: Cross multiply
    925.54x = 1,277.30 × 532.69
  4. Step 4: Simplify right side
    925.54x = 680,404.94
  5. Step 5: Solve for x
    x = 680,404.94/925.54
  6. Step 6: Final answer
    x = 735.14

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Double scale
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1.5x scale

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.