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Finding the Third Proportional to 301,072 and 650,144

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Solution

The third proportional to 301,072 and 650,144 is: 1,403,940.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,072 : 650,144 = 650,144 : x
  2. Step 2: Convert to fraction form
    301,072/650,144 = 650,144/x
  3. Step 3: Cross multiply
    301,072x = 650,144 × 650,144
  4. Step 4: Simplify right side
    301,072x = 422,687,220,736
  5. Step 5: Solve for x
    x = 422,687,220,736/301,072
  6. Step 6: Final answer
    x = 1,403,940.65

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.