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Finding the Third Proportional to 366,969 and 808,433

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Solution

The third proportional to 366,969 and 808,433 is: 1,780,978.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,969 : 808,433 = 808,433 : x
  2. Step 2: Convert to fraction form
    366,969/808,433 = 808,433/x
  3. Step 3: Cross multiply
    366,969x = 808,433 × 808,433
  4. Step 4: Simplify right side
    366,969x = 653,563,915,489
  5. Step 5: Solve for x
    x = 653,563,915,489/366,969
  6. Step 6: Final answer
    x = 1,780,978.54

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.