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Finding the Third Proportional to 351,172 and 758,504

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Solution

The third proportional to 351,172 and 758,504 is: 1,638,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,172 : 758,504 = 758,504 : x
  2. Step 2: Convert to fraction form
    351,172/758,504 = 758,504/x
  3. Step 3: Cross multiply
    351,172x = 758,504 × 758,504
  4. Step 4: Simplify right side
    351,172x = 575,328,318,016
  5. Step 5: Solve for x
    x = 575,328,318,016/351,172
  6. Step 6: Final answer
    x = 1,638,309.20

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.