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Finding the Fourth Proportional to 299.28, 449.03 and 184.47

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Solution

The fourth proportional to 299.28, 449.03 and 184.47 is: 276.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.28 : 449.03 = 184.47 : x
  2. Step 2: Convert to fraction form
    299.28/449.03 = 184.47/x
  3. Step 3: Cross multiply
    299.28x = 449.03 × 184.47
  4. Step 4: Simplify right side
    299.28x = 82,832.56
  5. Step 5: Solve for x
    x = 82,832.56/299.28
  6. Step 6: Final answer
    x = 276.77

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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.