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Finding the Third Proportional to 285,723.56 and 610,813.13

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Solution

The third proportional to 285,723.56 and 610,813.13 is: 1,305,781.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,723.56 : 610,813.13 = 610,813.13 : x
  2. Step 2: Convert to fraction form
    285,723.56/610,813.13 = 610,813.13/x
  3. Step 3: Cross multiply
    285,723.56x = 610,813.13 × 610,813.13
  4. Step 4: Simplify right side
    285,723.56x = 373,092,673,672.27
  5. Step 5: Solve for x
    x = 373,092,673,672.27/285,723.56
  6. Step 6: Final answer
    x = 1,305,781.96

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.