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Finding the Fourth Proportional to 452.38, 624.25 and 265.99

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Solution

The fourth proportional to 452.38, 624.25 and 265.99 is: 367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.38 : 624.25 = 265.99 : x
  2. Step 2: Convert to fraction form
    452.38/624.25 = 265.99/x
  3. Step 3: Cross multiply
    452.38x = 624.25 × 265.99
  4. Step 4: Simplify right side
    452.38x = 166,044.26
  5. Step 5: Solve for x
    x = 166,044.26/452.38
  6. Step 6: Final answer
    x = 367.05

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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.