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Finding the Third Proportional to 339,132 and 716,064

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Solution

The third proportional to 339,132 and 716,064 is: 1,511,941.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,132 : 716,064 = 716,064 : x
  2. Step 2: Convert to fraction form
    339,132/716,064 = 716,064/x
  3. Step 3: Cross multiply
    339,132x = 716,064 × 716,064
  4. Step 4: Simplify right side
    339,132x = 512,747,652,096
  5. Step 5: Solve for x
    x = 512,747,652,096/339,132
  6. Step 6: Final answer
    x = 1,511,941.23

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.