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Finding the Fourth Proportional to 698.52, 964.10 and 532.44

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Solution

The fourth proportional to 698.52, 964.10 and 532.44 is: 734.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    698.52 : 964.10 = 532.44 : x
  2. Step 2: Convert to fraction form
    698.52/964.10 = 532.44/x
  3. Step 3: Cross multiply
    698.52x = 964.10 × 532.44
  4. Step 4: Simplify right side
    698.52x = 513,326.74
  5. Step 5: Solve for x
    x = 513,326.74/698.52
  6. Step 6: Final answer
    x = 734.87

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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.