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Finding the Fourth Proportional to 241.38, 359.72 and 234.36

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Solution

The fourth proportional to 241.38, 359.72 and 234.36 is: 349.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.38 : 359.72 = 234.36 : x
  2. Step 2: Convert to fraction form
    241.38/359.72 = 234.36/x
  3. Step 3: Cross multiply
    241.38x = 359.72 × 234.36
  4. Step 4: Simplify right side
    241.38x = 84,303.98
  5. Step 5: Solve for x
    x = 84,303.98/241.38
  6. Step 6: Final answer
    x = 349.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.