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Finding the Third Proportional to 137,973 and 303,039

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Solution

The third proportional to 137,973 and 303,039 is: 665,584.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,973 : 303,039 = 303,039 : x
  2. Step 2: Convert to fraction form
    137,973/303,039 = 303,039/x
  3. Step 3: Cross multiply
    137,973x = 303,039 × 303,039
  4. Step 4: Simplify right side
    137,973x = 91,832,635,521
  5. Step 5: Solve for x
    x = 91,832,635,521/137,973
  6. Step 6: Final answer
    x = 665,584.10

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.