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Finding the Third Proportional to 328,086 and 701,667

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Solution

The third proportional to 328,086 and 701,667 is: 1,500,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,086 : 701,667 = 701,667 : x
  2. Step 2: Convert to fraction form
    328,086/701,667 = 701,667/x
  3. Step 3: Cross multiply
    328,086x = 701,667 × 701,667
  4. Step 4: Simplify right side
    328,086x = 492,336,578,889
  5. Step 5: Solve for x
    x = 492,336,578,889/328,086
  6. Step 6: Final answer
    x = 1,500,632.70

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.