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Finding the Fourth Proportional to 241.04, 361.27 and 197.78

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Solution

The fourth proportional to 241.04, 361.27 and 197.78 is: 296.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.04 : 361.27 = 197.78 : x
  2. Step 2: Convert to fraction form
    241.04/361.27 = 197.78/x
  3. Step 3: Cross multiply
    241.04x = 361.27 × 197.78
  4. Step 4: Simplify right side
    241.04x = 71,451.98
  5. Step 5: Solve for x
    x = 71,451.98/241.04
  6. Step 6: Final answer
    x = 296.43

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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.