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Finding the Fourth Proportional to 241.58, 335.61 and 239.33

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Solution

The fourth proportional to 241.58, 335.61 and 239.33 is: 332.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.58 : 335.61 = 239.33 : x
  2. Step 2: Convert to fraction form
    241.58/335.61 = 239.33/x
  3. Step 3: Cross multiply
    241.58x = 335.61 × 239.33
  4. Step 4: Simplify right side
    241.58x = 80,319.86
  5. Step 5: Solve for x
    x = 80,319.86/241.58
  6. Step 6: Final answer
    x = 332.48

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.