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Finding the Fourth Proportional to 449.98, 674.67 and 244.03

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Solution

The fourth proportional to 449.98, 674.67 and 244.03 is: 365.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    449.98 : 674.67 = 244.03 : x
  2. Step 2: Convert to fraction form
    449.98/674.67 = 244.03/x
  3. Step 3: Cross multiply
    449.98x = 674.67 × 244.03
  4. Step 4: Simplify right side
    449.98x = 164,639.72
  5. Step 5: Solve for x
    x = 164,639.72/449.98
  6. Step 6: Final answer
    x = 365.88

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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.