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Finding the Fourth Proportional to 416.46, 574.70 and 241.86

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Solution

The fourth proportional to 416.46, 574.70 and 241.86 is: 333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    416.46 : 574.70 = 241.86 : x
  2. Step 2: Convert to fraction form
    416.46/574.70 = 241.86/x
  3. Step 3: Cross multiply
    416.46x = 574.70 × 241.86
  4. Step 4: Simplify right side
    416.46x = 138,996.94
  5. Step 5: Solve for x
    x = 138,996.94/416.46
  6. Step 6: Final answer
    x = 333.76

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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.