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Finding the Fourth Proportional to 416.20, 574.26 and 241.44

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Solution

The fourth proportional to 416.20, 574.26 and 241.44 is: 333.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    416.20 : 574.26 = 241.44 : x
  2. Step 2: Convert to fraction form
    416.20/574.26 = 241.44/x
  3. Step 3: Cross multiply
    416.20x = 574.26 × 241.44
  4. Step 4: Simplify right side
    416.20x = 138,649.33
  5. Step 5: Solve for x
    x = 138,649.33/416.20
  6. Step 6: Final answer
    x = 333.13

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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.