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Finding the Fourth Proportional to 452.27, 624.18 and 265.82

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Solution

The fourth proportional to 452.27, 624.18 and 265.82 is: 366.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.27 : 624.18 = 265.82 : x
  2. Step 2: Convert to fraction form
    452.27/624.18 = 265.82/x
  3. Step 3: Cross multiply
    452.27x = 624.18 × 265.82
  4. Step 4: Simplify right side
    452.27x = 165,919.53
  5. Step 5: Solve for x
    x = 165,919.53/452.27
  6. Step 6: Final answer
    x = 366.86

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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.