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Finding the Fourth Proportional to 339.44, 467.20 and 241.02

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Solution

The fourth proportional to 339.44, 467.20 and 241.02 is: 331.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    339.44 : 467.20 = 241.02 : x
  2. Step 2: Convert to fraction form
    339.44/467.20 = 241.02/x
  3. Step 3: Cross multiply
    339.44x = 467.20 × 241.02
  4. Step 4: Simplify right side
    339.44x = 112,604.54
  5. Step 5: Solve for x
    x = 112,604.54/339.44
  6. Step 6: Final answer
    x = 331.74

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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.