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Finding the Fourth Proportional to 701.53, 967.78 and 452.93

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Solution

The fourth proportional to 701.53, 967.78 and 452.93 is: 624.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.53 : 967.78 = 452.93 : x
  2. Step 2: Convert to fraction form
    701.53/967.78 = 452.93/x
  3. Step 3: Cross multiply
    701.53x = 967.78 × 452.93
  4. Step 4: Simplify right side
    701.53x = 438,331.76
  5. Step 5: Solve for x
    x = 438,331.76/701.53
  6. Step 6: Final answer
    x = 624.83

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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.