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Finding the Fourth Proportional to 241.04, 331.88 and 240.32

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Solution

The fourth proportional to 241.04, 331.88 and 240.32 is: 330.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.04 : 331.88 = 240.32 : x
  2. Step 2: Convert to fraction form
    241.04/331.88 = 240.32/x
  3. Step 3: Cross multiply
    241.04x = 331.88 × 240.32
  4. Step 4: Simplify right side
    241.04x = 79,757.40
  5. Step 5: Solve for x
    x = 79,757.40/241.04
  6. Step 6: Final answer
    x = 330.89

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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.