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Finding the Fourth Proportional to 276.01, 380.58 and 182.76

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Solution

The fourth proportional to 276.01, 380.58 and 182.76 is: 252.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    276.01 : 380.58 = 182.76 : x
  2. Step 2: Convert to fraction form
    276.01/380.58 = 182.76/x
  3. Step 3: Cross multiply
    276.01x = 380.58 × 182.76
  4. Step 4: Simplify right side
    276.01x = 69,552.90
  5. Step 5: Solve for x
    x = 69,552.90/276.01
  6. Step 6: Final answer
    x = 252.00

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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.