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Finding the Fourth Proportional to 298.08, 447.25 and 182.62

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Solution

The fourth proportional to 298.08, 447.25 and 182.62 is: 274.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    298.08 : 447.25 = 182.62 : x
  2. Step 2: Convert to fraction form
    298.08/447.25 = 182.62/x
  3. Step 3: Cross multiply
    298.08x = 447.25 × 182.62
  4. Step 4: Simplify right side
    298.08x = 81,676.80
  5. Step 5: Solve for x
    x = 81,676.80/298.08
  6. Step 6: Final answer
    x = 274.01

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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.