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Finding the Fourth Proportional to 591.24, 886.25 and 225.53

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Solution

The fourth proportional to 591.24, 886.25 and 225.53 is: 338.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.24 : 886.25 = 225.53 : x
  2. Step 2: Convert to fraction form
    591.24/886.25 = 225.53/x
  3. Step 3: Cross multiply
    591.24x = 886.25 × 225.53
  4. Step 4: Simplify right side
    591.24x = 199,872.10
  5. Step 5: Solve for x
    x = 199,872.10/591.24
  6. Step 6: Final answer
    x = 338.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.