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Finding the Fourth Proportional to 236.93, 353.26 and 234.80

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Solution

The fourth proportional to 236.93, 353.26 and 234.80 is: 350.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.93 : 353.26 = 234.80 : x
  2. Step 2: Convert to fraction form
    236.93/353.26 = 234.80/x
  3. Step 3: Cross multiply
    236.93x = 353.26 × 234.80
  4. Step 4: Simplify right side
    236.93x = 82,945.30
  5. Step 5: Solve for x
    x = 82,945.30/236.93
  6. Step 6: Final answer
    x = 350.09

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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.