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Finding the Third Proportional to 307,060.88 and 666,569.25

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Solution

The third proportional to 307,060.88 and 666,569.25 is: 1,446,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,060.88 : 666,569.25 = 666,569.25 : x
  2. Step 2: Convert to fraction form
    307,060.88/666,569.25 = 666,569.25/x
  3. Step 3: Cross multiply
    307,060.88x = 666,569.25 × 666,569.25
  4. Step 4: Simplify right side
    307,060.88x = 444,314,565,045.56
  5. Step 5: Solve for x
    x = 444,314,565,045.56/307,060.88
  6. Step 6: Final answer
    x = 1,446,991.79

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.