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Finding the Third Proportional to 323,793 and 502,645.50

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Solution

The third proportional to 323,793 and 502,645.50 is: 780,290.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,793 : 502,645.50 = 502,645.50 : x
  2. Step 2: Convert to fraction form
    323,793/502,645.50 = 502,645.50/x
  3. Step 3: Cross multiply
    323,793x = 502,645.50 × 502,645.50
  4. Step 4: Simplify right side
    323,793x = 252,652,498,670.25
  5. Step 5: Solve for x
    x = 252,652,498,670.25/323,793
  6. Step 6: Final answer
    x = 780,290.18

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.