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Finding the Fourth Proportional to 372.57, 513.85 and 241.35

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Solution

The fourth proportional to 372.57, 513.85 and 241.35 is: 332.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.57 : 513.85 = 241.35 : x
  2. Step 2: Convert to fraction form
    372.57/513.85 = 241.35/x
  3. Step 3: Cross multiply
    372.57x = 513.85 × 241.35
  4. Step 4: Simplify right side
    372.57x = 124,016.49
  5. Step 5: Solve for x
    x = 124,016.49/372.57
  6. Step 6: Final answer
    x = 332.87

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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.