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Finding the Fourth Proportional to 294.38, 441.72 and 150.11

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Solution

The fourth proportional to 294.38, 441.72 and 150.11 is: 225.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.38 : 441.72 = 150.11 : x
  2. Step 2: Convert to fraction form
    294.38/441.72 = 150.11/x
  3. Step 3: Cross multiply
    294.38x = 441.72 × 150.11
  4. Step 4: Simplify right side
    294.38x = 66,304.38
  5. Step 5: Solve for x
    x = 66,304.38/294.38
  6. Step 6: Final answer
    x = 225.24

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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.