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Finding the Fourth Proportional to 247.73, 371.59 and 201.96

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Solution

The fourth proportional to 247.73, 371.59 and 201.96 is: 302.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.73 : 371.59 = 201.96 : x
  2. Step 2: Convert to fraction form
    247.73/371.59 = 201.96/x
  3. Step 3: Cross multiply
    247.73x = 371.59 × 201.96
  4. Step 4: Simplify right side
    247.73x = 75,045.81
  5. Step 5: Solve for x
    x = 75,045.81/247.73
  6. Step 6: Final answer
    x = 302.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.