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Finding the Fourth Proportional to 415.96, 574.06 and 241.36

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Solution

The fourth proportional to 415.96, 574.06 and 241.36 is: 333.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    415.96 : 574.06 = 241.36 : x
  2. Step 2: Convert to fraction form
    415.96/574.06 = 241.36/x
  3. Step 3: Cross multiply
    415.96x = 574.06 × 241.36
  4. Step 4: Simplify right side
    415.96x = 138,555.12
  5. Step 5: Solve for x
    x = 138,555.12/415.96
  6. Step 6: Final answer
    x = 333.10

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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.