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Finding the Fourth Proportional to 349.25, 481.98 and 194.00

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Solution

The fourth proportional to 349.25, 481.98 and 194.00 is: 267.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.25 : 481.98 = 194.00 : x
  2. Step 2: Convert to fraction form
    349.25/481.98 = 194.00/x
  3. Step 3: Cross multiply
    349.25x = 481.98 × 194.00
  4. Step 4: Simplify right side
    349.25x = 93,500.74
  5. Step 5: Solve for x
    x = 93,500.74/349.25
  6. Step 6: Final answer
    x = 267.72

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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.