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Finding the Third Proportional to 528,671 and 793,169

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Solution

The third proportional to 528,671 and 793,169 is: 1,189,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,671 : 793,169 = 793,169 : x
  2. Step 2: Convert to fraction form
    528,671/793,169 = 793,169/x
  3. Step 3: Cross multiply
    528,671x = 793,169 × 793,169
  4. Step 4: Simplify right side
    528,671x = 629,117,062,561
  5. Step 5: Solve for x
    x = 629,117,062,561/528,671
  6. Step 6: Final answer
    x = 1,189,997.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.