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Finding the Fourth Proportional to 356.62, 535.17 and 241.27

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Solution

The fourth proportional to 356.62, 535.17 and 241.27 is: 362.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.62 : 535.17 = 241.27 : x
  2. Step 2: Convert to fraction form
    356.62/535.17 = 241.27/x
  3. Step 3: Cross multiply
    356.62x = 535.17 × 241.27
  4. Step 4: Simplify right side
    356.62x = 129,120.47
  5. Step 5: Solve for x
    x = 129,120.47/356.62
  6. Step 6: Final answer
    x = 362.07

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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.