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Finding the Fourth Proportional to 250.11, 344.60 and 236.88

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Solution

The fourth proportional to 250.11, 344.60 and 236.88 is: 326.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.11 : 344.60 = 236.88 : x
  2. Step 2: Convert to fraction form
    250.11/344.60 = 236.88/x
  3. Step 3: Cross multiply
    250.11x = 344.60 × 236.88
  4. Step 4: Simplify right side
    250.11x = 81,627.66
  5. Step 5: Solve for x
    x = 81,627.66/250.11
  6. Step 6: Final answer
    x = 326.37

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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.