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Finding the Fourth Proportional to 697.70, 963.29 and 532.76

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Solution

The fourth proportional to 697.70, 963.29 and 532.76 is: 735.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    697.70 : 963.29 = 532.76 : x
  2. Step 2: Convert to fraction form
    697.70/963.29 = 532.76/x
  3. Step 3: Cross multiply
    697.70x = 963.29 × 532.76
  4. Step 4: Simplify right side
    697.70x = 513,198.90
  5. Step 5: Solve for x
    x = 513,198.90/697.70
  6. Step 6: Final answer
    x = 735.56

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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.