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Finding the Third Proportional to 168,663.50 and 362,340.25

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Solution

The third proportional to 168,663.50 and 362,340.25 is: 778,416.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,663.50 : 362,340.25 = 362,340.25 : x
  2. Step 2: Convert to fraction form
    168,663.50/362,340.25 = 362,340.25/x
  3. Step 3: Cross multiply
    168,663.50x = 362,340.25 × 362,340.25
  4. Step 4: Simplify right side
    168,663.50x = 131,290,456,770.06
  5. Step 5: Solve for x
    x = 131,290,456,770.06/168,663.50
  6. Step 6: Final answer
    x = 778,416.53

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.