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Finding the Fourth Proportional to 241.56, 361.92 and 207.48

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Solution

The fourth proportional to 241.56, 361.92 and 207.48 is: 310.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.56 : 361.92 = 207.48 : x
  2. Step 2: Convert to fraction form
    241.56/361.92 = 207.48/x
  3. Step 3: Cross multiply
    241.56x = 361.92 × 207.48
  4. Step 4: Simplify right side
    241.56x = 75,091.16
  5. Step 5: Solve for x
    x = 75,091.16/241.56
  6. Step 6: Final answer
    x = 310.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.