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Finding the Fourth Proportional to 416.52, 574.86 and 241.90

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Solution

The fourth proportional to 416.52, 574.86 and 241.90 is: 333.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    416.52 : 574.86 = 241.90 : x
  2. Step 2: Convert to fraction form
    416.52/574.86 = 241.90/x
  3. Step 3: Cross multiply
    416.52x = 574.86 × 241.90
  4. Step 4: Simplify right side
    416.52x = 139,058.63
  5. Step 5: Solve for x
    x = 139,058.63/416.52
  6. Step 6: Final answer
    x = 333.86

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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.