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Finding the Third Proportional to 336,504 and 682,896

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Solution

The third proportional to 336,504 and 682,896 is: 1,385,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,504 : 682,896 = 682,896 : x
  2. Step 2: Convert to fraction form
    336,504/682,896 = 682,896/x
  3. Step 3: Cross multiply
    336,504x = 682,896 × 682,896
  4. Step 4: Simplify right side
    336,504x = 466,346,946,816
  5. Step 5: Solve for x
    x = 466,346,946,816/336,504
  6. Step 6: Final answer
    x = 1,385,858.55

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.