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Finding the Third Proportional to 374,328 and 811,714

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Solution

The third proportional to 374,328 and 811,714 is: 1,760,166.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,328 : 811,714 = 811,714 : x
  2. Step 2: Convert to fraction form
    374,328/811,714 = 811,714/x
  3. Step 3: Cross multiply
    374,328x = 811,714 × 811,714
  4. Step 4: Simplify right side
    374,328x = 658,879,617,796
  5. Step 5: Solve for x
    x = 658,879,617,796/374,328
  6. Step 6: Final answer
    x = 1,760,166.53

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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.