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Finding the Third Proportional to 192,160.50 and 288,858

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Solution

The third proportional to 192,160.50 and 288,858 is: 434,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,160.50 : 288,858 = 288,858 : x
  2. Step 2: Convert to fraction form
    192,160.50/288,858 = 288,858/x
  3. Step 3: Cross multiply
    192,160.50x = 288,858 × 288,858
  4. Step 4: Simplify right side
    192,160.50x = 83,438,944,164
  5. Step 5: Solve for x
    x = 83,438,944,164/192,160.50
  6. Step 6: Final answer
    x = 434,214.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.