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Finding the Fourth Proportional to 274.17, 376.18 and 267.27

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Solution

The fourth proportional to 274.17, 376.18 and 267.27 is: 366.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    274.17 : 376.18 = 267.27 : x
  2. Step 2: Convert to fraction form
    274.17/376.18 = 267.27/x
  3. Step 3: Cross multiply
    274.17x = 376.18 × 267.27
  4. Step 4: Simplify right side
    274.17x = 100,541.63
  5. Step 5: Solve for x
    x = 100,541.63/274.17
  6. Step 6: Final answer
    x = 366.71

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.