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Finding the Fourth Proportional to 372.55, 514.11 and 241.56

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Solution

The fourth proportional to 372.55, 514.11 and 241.56 is: 333.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.55 : 514.11 = 241.56 : x
  2. Step 2: Convert to fraction form
    372.55/514.11 = 241.56/x
  3. Step 3: Cross multiply
    372.55x = 514.11 × 241.56
  4. Step 4: Simplify right side
    372.55x = 124,188.41
  5. Step 5: Solve for x
    x = 124,188.41/372.55
  6. Step 6: Final answer
    x = 333.35

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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.