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Finding the Third Proportional to 193,566 and 288,267

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Solution

The third proportional to 193,566 and 288,267 is: 429,299.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,566 : 288,267 = 288,267 : x
  2. Step 2: Convert to fraction form
    193,566/288,267 = 288,267/x
  3. Step 3: Cross multiply
    193,566x = 288,267 × 288,267
  4. Step 4: Simplify right side
    193,566x = 83,097,863,289
  5. Step 5: Solve for x
    x = 83,097,863,289/193,566
  6. Step 6: Final answer
    x = 429,299.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.