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Finding the Fourth Proportional to 674, 1,010.84 and 241.16

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Solution

The fourth proportional to 674, 1,010.84 and 241.16 is: 361.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    674 : 1,010.84 = 241.16 : x
  2. Step 2: Convert to fraction form
    674/1,010.84 = 241.16/x
  3. Step 3: Cross multiply
    674x = 1,010.84 × 241.16
  4. Step 4: Simplify right side
    674x = 243,774.17
  5. Step 5: Solve for x
    x = 243,774.17/674
  6. Step 6: Final answer
    x = 361.68

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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.