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Finding the Fourth Proportional to 441.29, 662.30 and 224.93

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Solution

The fourth proportional to 441.29, 662.30 and 224.93 is: 337.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.29 : 662.30 = 224.93 : x
  2. Step 2: Convert to fraction form
    441.29/662.30 = 224.93/x
  3. Step 3: Cross multiply
    441.29x = 662.30 × 224.93
  4. Step 4: Simplify right side
    441.29x = 148,970.01
  5. Step 5: Solve for x
    x = 148,970.01/441.29
  6. Step 6: Final answer
    x = 337.58

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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.