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Finding the Fourth Proportional to 241.80, 334.02 and 234.60

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Solution

The fourth proportional to 241.80, 334.02 and 234.60 is: 324.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.80 : 334.02 = 234.60 : x
  2. Step 2: Convert to fraction form
    241.80/334.02 = 234.60/x
  3. Step 3: Cross multiply
    241.80x = 334.02 × 234.60
  4. Step 4: Simplify right side
    241.80x = 78,361.09
  5. Step 5: Solve for x
    x = 78,361.09/241.80
  6. Step 6: Final answer
    x = 324.07

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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.