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Finding the Third Proportional to 423,636 and 625,598

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Solution

The third proportional to 423,636 and 625,598 is: 923,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,636 : 625,598 = 625,598 : x
  2. Step 2: Convert to fraction form
    423,636/625,598 = 625,598/x
  3. Step 3: Cross multiply
    423,636x = 625,598 × 625,598
  4. Step 4: Simplify right side
    423,636x = 391,372,857,604
  5. Step 5: Solve for x
    x = 391,372,857,604/423,636
  6. Step 6: Final answer
    x = 923,842.30

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.