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Finding the Fourth Proportional to 450.44, 676.07 and 334.61

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Solution

The fourth proportional to 450.44, 676.07 and 334.61 is: 502.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    450.44 : 676.07 = 334.61 : x
  2. Step 2: Convert to fraction form
    450.44/676.07 = 334.61/x
  3. Step 3: Cross multiply
    450.44x = 676.07 × 334.61
  4. Step 4: Simplify right side
    450.44x = 226,221.05
  5. Step 5: Solve for x
    x = 226,221.05/450.44
  6. Step 6: Final answer
    x = 502.22

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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.