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Finding the Third Proportional to 307,035 and 664,006

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Solution

The third proportional to 307,035 and 664,006 is: 1,436,005.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,035 : 664,006 = 664,006 : x
  2. Step 2: Convert to fraction form
    307,035/664,006 = 664,006/x
  3. Step 3: Cross multiply
    307,035x = 664,006 × 664,006
  4. Step 4: Simplify right side
    307,035x = 440,903,968,036
  5. Step 5: Solve for x
    x = 440,903,968,036/307,035
  6. Step 6: Final answer
    x = 1,436,005.56

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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.