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Finding the Third Proportional to 407,922 and 587,529

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Solution

The third proportional to 407,922 and 587,529 is: 846,216.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,922 : 587,529 = 587,529 : x
  2. Step 2: Convert to fraction form
    407,922/587,529 = 587,529/x
  3. Step 3: Cross multiply
    407,922x = 587,529 × 587,529
  4. Step 4: Simplify right side
    407,922x = 345,190,325,841
  5. Step 5: Solve for x
    x = 345,190,325,841/407,922
  6. Step 6: Final answer
    x = 846,216.50

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.