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Finding the Third Proportional to 206,992 and 453,726

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Solution

The third proportional to 206,992 and 453,726 is: 994,566.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,992 : 453,726 = 453,726 : x
  2. Step 2: Convert to fraction form
    206,992/453,726 = 453,726/x
  3. Step 3: Cross multiply
    206,992x = 453,726 × 453,726
  4. Step 4: Simplify right side
    206,992x = 205,867,283,076
  5. Step 5: Solve for x
    x = 205,867,283,076/206,992
  6. Step 6: Final answer
    x = 994,566.37

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.