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Finding the Fourth Proportional to 250.49, 344.87 and 194.33

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Solution

The fourth proportional to 250.49, 344.87 and 194.33 is: 267.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.49 : 344.87 = 194.33 : x
  2. Step 2: Convert to fraction form
    250.49/344.87 = 194.33/x
  3. Step 3: Cross multiply
    250.49x = 344.87 × 194.33
  4. Step 4: Simplify right side
    250.49x = 67,018.59
  5. Step 5: Solve for x
    x = 67,018.59/250.49
  6. Step 6: Final answer
    x = 267.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.