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Finding the Third Proportional to 271,030.50 and 396,825

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Solution

The third proportional to 271,030.50 and 396,825 is: 581,005.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,030.50 : 396,825 = 396,825 : x
  2. Step 2: Convert to fraction form
    271,030.50/396,825 = 396,825/x
  3. Step 3: Cross multiply
    271,030.50x = 396,825 × 396,825
  4. Step 4: Simplify right side
    271,030.50x = 157,470,080,625
  5. Step 5: Solve for x
    x = 157,470,080,625/271,030.50
  6. Step 6: Final answer
    x = 581,005.02

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.