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Finding the Third Proportional to 373,918 and 810,926

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Solution

The third proportional to 373,918 and 810,926 is: 1,758,676.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,918 : 810,926 = 810,926 : x
  2. Step 2: Convert to fraction form
    373,918/810,926 = 810,926/x
  3. Step 3: Cross multiply
    373,918x = 810,926 × 810,926
  4. Step 4: Simplify right side
    373,918x = 657,600,977,476
  5. Step 5: Solve for x
    x = 657,600,977,476/373,918
  6. Step 6: Final answer
    x = 1,758,676.98

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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.