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Finding the Fourth Proportional to 337.40, 449.04 and 337.40

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Solution

The fourth proportional to 337.40, 449.04 and 337.40 is: 449.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.40 : 449.04 = 337.40 : x
  2. Step 2: Convert to fraction form
    337.40/449.04 = 337.40/x
  3. Step 3: Cross multiply
    337.40x = 449.04 × 337.40
  4. Step 4: Simplify right side
    337.40x = 151,506.10
  5. Step 5: Solve for x
    x = 151,506.10/337.40
  6. Step 6: Final answer
    x = 449.04

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.