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Finding the Third Proportional to 569,672 and 885,612

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Solution

The third proportional to 569,672 and 885,612 is: 1,376,772.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,672 : 885,612 = 885,612 : x
  2. Step 2: Convert to fraction form
    569,672/885,612 = 885,612/x
  3. Step 3: Cross multiply
    569,672x = 885,612 × 885,612
  4. Step 4: Simplify right side
    569,672x = 784,308,614,544
  5. Step 5: Solve for x
    x = 784,308,614,544/569,672
  6. Step 6: Final answer
    x = 1,376,772.27

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.