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Finding the Fourth Proportional to 441.03, 660.96 and 224.76

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Solution

The fourth proportional to 441.03, 660.96 and 224.76 is: 336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.03 : 660.96 = 224.76 : x
  2. Step 2: Convert to fraction form
    441.03/660.96 = 224.76/x
  3. Step 3: Cross multiply
    441.03x = 660.96 × 224.76
  4. Step 4: Simplify right side
    441.03x = 148,557.37
  5. Step 5: Solve for x
    x = 148,557.37/441.03
  6. Step 6: Final answer
    x = 336.84

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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.