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Finding the Third Proportional to 350,478 and 532,647

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Solution

The third proportional to 350,478 and 532,647 is: 809,502.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,478 : 532,647 = 532,647 : x
  2. Step 2: Convert to fraction form
    350,478/532,647 = 532,647/x
  3. Step 3: Cross multiply
    350,478x = 532,647 × 532,647
  4. Step 4: Simplify right side
    350,478x = 283,712,826,609
  5. Step 5: Solve for x
    x = 283,712,826,609/350,478
  6. Step 6: Final answer
    x = 809,502.53

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.