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Finding the Third Proportional to 462,034 and 691,170

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Solution

The third proportional to 462,034 and 691,170 is: 1,033,941.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,034 : 691,170 = 691,170 : x
  2. Step 2: Convert to fraction form
    462,034/691,170 = 691,170/x
  3. Step 3: Cross multiply
    462,034x = 691,170 × 691,170
  4. Step 4: Simplify right side
    462,034x = 477,715,968,900
  5. Step 5: Solve for x
    x = 477,715,968,900/462,034
  6. Step 6: Final answer
    x = 1,033,941.16

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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.