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Finding the Third Proportional to 382,732.50 and 823,966.50

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Solution

The third proportional to 382,732.50 and 823,966.50 is: 1,773,878.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,732.50 : 823,966.50 = 823,966.50 : x
  2. Step 2: Convert to fraction form
    382,732.50/823,966.50 = 823,966.50/x
  3. Step 3: Cross multiply
    382,732.50x = 823,966.50 × 823,966.50
  4. Step 4: Simplify right side
    382,732.50x = 678,920,793,122.25
  5. Step 5: Solve for x
    x = 678,920,793,122.25/382,732.50
  6. Step 6: Final answer
    x = 1,773,878.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.