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Finding the Third Proportional to 379,368 and 793,809

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Solution

The third proportional to 379,368 and 793,809 is: 1,661,006.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,368 : 793,809 = 793,809 : x
  2. Step 2: Convert to fraction form
    379,368/793,809 = 793,809/x
  3. Step 3: Cross multiply
    379,368x = 793,809 × 793,809
  4. Step 4: Simplify right side
    379,368x = 630,132,728,481
  5. Step 5: Solve for x
    x = 630,132,728,481/379,368
  6. Step 6: Final answer
    x = 1,661,006.54

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.