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Finding the Third Proportional to 444.23 and 916.73

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Solution

The third proportional to 444.23 and 916.73 is: 1,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.23 : 916.73 = 916.73 : x
  2. Step 2: Convert to fraction form
    444.23/916.73 = 916.73/x
  3. Step 3: Cross multiply
    444.23x = 916.73 × 916.73
  4. Step 4: Simplify right side
    444.23x = 840,401.91
  5. Step 5: Solve for x
    x = 840,401.91/444.23
  6. Step 6: Final answer
    x = 1,891.80

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.