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Finding the Third Proportional to 202,846 and 438,908

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Solution

The third proportional to 202,846 and 438,908 is: 949,687.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,846 : 438,908 = 438,908 : x
  2. Step 2: Convert to fraction form
    202,846/438,908 = 438,908/x
  3. Step 3: Cross multiply
    202,846x = 438,908 × 438,908
  4. Step 4: Simplify right side
    202,846x = 192,640,232,464
  5. Step 5: Solve for x
    x = 192,640,232,464/202,846
  6. Step 6: Final answer
    x = 949,687.11

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.