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Finding the Fourth Proportional to 701.52, 967.68 and 452.76

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Solution

The fourth proportional to 701.52, 967.68 and 452.76 is: 624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.52 : 967.68 = 452.76 : x
  2. Step 2: Convert to fraction form
    701.52/967.68 = 452.76/x
  3. Step 3: Cross multiply
    701.52x = 967.68 × 452.76
  4. Step 4: Simplify right side
    701.52x = 438,126.80
  5. Step 5: Solve for x
    x = 438,126.80/701.52
  6. Step 6: Final answer
    x = 624.54

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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.