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Finding the Fourth Proportional to 361.26, 498.42 and 244.62

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Solution

The fourth proportional to 361.26, 498.42 and 244.62 is: 337.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.26 : 498.42 = 244.62 : x
  2. Step 2: Convert to fraction form
    361.26/498.42 = 244.62/x
  3. Step 3: Cross multiply
    361.26x = 498.42 × 244.62
  4. Step 4: Simplify right side
    361.26x = 121,923.50
  5. Step 5: Solve for x
    x = 121,923.50/361.26
  6. Step 6: Final answer
    x = 337.50

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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.