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Finding the Third Proportional to 373,906.50 and 810,903

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Solution

The third proportional to 373,906.50 and 810,903 is: 1,758,631.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,906.50 : 810,903 = 810,903 : x
  2. Step 2: Convert to fraction form
    373,906.50/810,903 = 810,903/x
  3. Step 3: Cross multiply
    373,906.50x = 810,903 × 810,903
  4. Step 4: Simplify right side
    373,906.50x = 657,563,675,409
  5. Step 5: Solve for x
    x = 657,563,675,409/373,906.50
  6. Step 6: Final answer
    x = 1,758,631.30

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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.