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Finding the Fourth Proportional to 337.92, 466.04 and 282.56

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Solution

The fourth proportional to 337.92, 466.04 and 282.56 is: 389.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.92 : 466.04 = 282.56 : x
  2. Step 2: Convert to fraction form
    337.92/466.04 = 282.56/x
  3. Step 3: Cross multiply
    337.92x = 466.04 × 282.56
  4. Step 4: Simplify right side
    337.92x = 131,684.26
  5. Step 5: Solve for x
    x = 131,684.26/337.92
  6. Step 6: Final answer
    x = 389.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.