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Finding the Fourth Proportional to 361.92, 498.44 and 337.36

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Solution

The fourth proportional to 361.92, 498.44 and 337.36 is: 464.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.92 : 498.44 = 337.36 : x
  2. Step 2: Convert to fraction form
    361.92/498.44 = 337.36/x
  3. Step 3: Cross multiply
    361.92x = 498.44 × 337.36
  4. Step 4: Simplify right side
    361.92x = 168,153.72
  5. Step 5: Solve for x
    x = 168,153.72/361.92
  6. Step 6: Final answer
    x = 464.62

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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.