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Finding the Third Proportional to 374,313 and 811,682

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Solution

The third proportional to 374,313 and 811,682 is: 1,760,098.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,313 : 811,682 = 811,682 : x
  2. Step 2: Convert to fraction form
    374,313/811,682 = 811,682/x
  3. Step 3: Cross multiply
    374,313x = 811,682 × 811,682
  4. Step 4: Simplify right side
    374,313x = 658,827,669,124
  5. Step 5: Solve for x
    x = 658,827,669,124/374,313
  6. Step 6: Final answer
    x = 1,760,098.28

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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.