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Finding the Third Proportional to 579,781.13 and 867,003.75

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Solution

The third proportional to 579,781.13 and 867,003.75 is: 1,296,516.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,781.13 : 867,003.75 = 867,003.75 : x
  2. Step 2: Convert to fraction form
    579,781.13/867,003.75 = 867,003.75/x
  3. Step 3: Cross multiply
    579,781.13x = 867,003.75 × 867,003.75
  4. Step 4: Simplify right side
    579,781.13x = 751,695,502,514.06
  5. Step 5: Solve for x
    x = 751,695,502,514.06/579,781.13
  6. Step 6: Final answer
    x = 1,296,516.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.