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Finding the Third Proportional to 168,946.50 and 363,975

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Solution

The third proportional to 168,946.50 and 363,975 is: 784,140.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,946.50 : 363,975 = 363,975 : x
  2. Step 2: Convert to fraction form
    168,946.50/363,975 = 363,975/x
  3. Step 3: Cross multiply
    168,946.50x = 363,975 × 363,975
  4. Step 4: Simplify right side
    168,946.50x = 132,477,800,625
  5. Step 5: Solve for x
    x = 132,477,800,625/168,946.50
  6. Step 6: Final answer
    x = 784,140.55

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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.