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Finding the Fourth Proportional to 441.37, 660.97 and 224.29

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Solution

The fourth proportional to 441.37, 660.97 and 224.29 is: 335.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.37 : 660.97 = 224.29 : x
  2. Step 2: Convert to fraction form
    441.37/660.97 = 224.29/x
  3. Step 3: Cross multiply
    441.37x = 660.97 × 224.29
  4. Step 4: Simplify right side
    441.37x = 148,248.96
  5. Step 5: Solve for x
    x = 148,248.96/441.37
  6. Step 6: Final answer
    x = 335.88

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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.