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Finding the Third Proportional to 294,892 and 628,394

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Solution

The third proportional to 294,892 and 628,394 is: 1,339,063.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,892 : 628,394 = 628,394 : x
  2. Step 2: Convert to fraction form
    294,892/628,394 = 628,394/x
  3. Step 3: Cross multiply
    294,892x = 628,394 × 628,394
  4. Step 4: Simplify right side
    294,892x = 394,879,019,236
  5. Step 5: Solve for x
    x = 394,879,019,236/294,892
  6. Step 6: Final answer
    x = 1,339,063.18

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.