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Finding the Fourth Proportional to 361.23, 498.25 and 241.61

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Solution

The fourth proportional to 361.23, 498.25 and 241.61 is: 333.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    361.23 : 498.25 = 241.61 : x
  2. Step 2: Convert to fraction form
    361.23/498.25 = 241.61/x
  3. Step 3: Cross multiply
    361.23x = 498.25 × 241.61
  4. Step 4: Simplify right side
    361.23x = 120,382.18
  5. Step 5: Solve for x
    x = 120,382.18/361.23
  6. Step 6: Final answer
    x = 333.26

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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.