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Finding the Fourth Proportional to 299.68, 450.14 and 184.18

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Solution

The fourth proportional to 299.68, 450.14 and 184.18 is: 276.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.68 : 450.14 = 184.18 : x
  2. Step 2: Convert to fraction form
    299.68/450.14 = 184.18/x
  3. Step 3: Cross multiply
    299.68x = 450.14 × 184.18
  4. Step 4: Simplify right side
    299.68x = 82,906.79
  5. Step 5: Solve for x
    x = 82,906.79/299.68
  6. Step 6: Final answer
    x = 276.65

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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.