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Finding the Fourth Proportional to 251.24, 376.92 and 246.65

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Solution

The fourth proportional to 251.24, 376.92 and 246.65 is: 370.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    251.24 : 376.92 = 246.65 : x
  2. Step 2: Convert to fraction form
    251.24/376.92 = 246.65/x
  3. Step 3: Cross multiply
    251.24x = 376.92 × 246.65
  4. Step 4: Simplify right side
    251.24x = 92,965.43
  5. Step 5: Solve for x
    x = 92,965.43/251.24
  6. Step 6: Final answer
    x = 370.03

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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.