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Finding the Fourth Proportional to 415.95, 574.04 and 241.32

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Solution

The fourth proportional to 415.95, 574.04 and 241.32 is: 333.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    415.95 : 574.04 = 241.32 : x
  2. Step 2: Convert to fraction form
    415.95/574.04 = 241.32/x
  3. Step 3: Cross multiply
    415.95x = 574.04 × 241.32
  4. Step 4: Simplify right side
    415.95x = 138,527.33
  5. Step 5: Solve for x
    x = 138,527.33/415.95
  6. Step 6: Final answer
    x = 333.04

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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.