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Finding the Third Proportional to 147,747 and 326,598

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Solution

The third proportional to 147,747 and 326,598 is: 721,952.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,747 : 326,598 = 326,598 : x
  2. Step 2: Convert to fraction form
    147,747/326,598 = 326,598/x
  3. Step 3: Cross multiply
    147,747x = 326,598 × 326,598
  4. Step 4: Simplify right side
    147,747x = 106,666,253,604
  5. Step 5: Solve for x
    x = 106,666,253,604/147,747
  6. Step 6: Final answer
    x = 721,952.08

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.