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Finding the Fourth Proportional to 701.51, 967.89 and 452.74

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Solution

The fourth proportional to 701.51, 967.89 and 452.74 is: 624.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.51 : 967.89 = 452.74 : x
  2. Step 2: Convert to fraction form
    701.51/967.89 = 452.74/x
  3. Step 3: Cross multiply
    701.51x = 967.89 × 452.74
  4. Step 4: Simplify right side
    701.51x = 438,202.52
  5. Step 5: Solve for x
    x = 438,202.52/701.51
  6. Step 6: Final answer
    x = 624.66

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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.