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Finding the Fourth Proportional to 416.13, 574.29 and 241.47

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Solution

The fourth proportional to 416.13, 574.29 and 241.47 is: 333.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    416.13 : 574.29 = 241.47 : x
  2. Step 2: Convert to fraction form
    416.13/574.29 = 241.47/x
  3. Step 3: Cross multiply
    416.13x = 574.29 × 241.47
  4. Step 4: Simplify right side
    416.13x = 138,673.81
  5. Step 5: Solve for x
    x = 138,673.81/416.13
  6. Step 6: Final answer
    x = 333.25

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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.