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Finding the Third Proportional to 366,924 and 808,338

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Solution

The third proportional to 366,924 and 808,338 is: 1,780,778.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,924 : 808,338 = 808,338 : x
  2. Step 2: Convert to fraction form
    366,924/808,338 = 808,338/x
  3. Step 3: Cross multiply
    366,924x = 808,338 × 808,338
  4. Step 4: Simplify right side
    366,924x = 653,410,322,244
  5. Step 5: Solve for x
    x = 653,410,322,244/366,924
  6. Step 6: Final answer
    x = 1,780,778.37

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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.