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Finding the Third Proportional to 203,780 and 446,926.50

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Solution

The third proportional to 203,780 and 446,926.50 is: 980,190.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,780 : 446,926.50 = 446,926.50 : x
  2. Step 2: Convert to fraction form
    203,780/446,926.50 = 446,926.50/x
  3. Step 3: Cross multiply
    203,780x = 446,926.50 × 446,926.50
  4. Step 4: Simplify right side
    203,780x = 199,743,296,402.25
  5. Step 5: Solve for x
    x = 199,743,296,402.25/203,780
  6. Step 6: Final answer
    x = 980,190.87

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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.