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Finding the Third Proportional to 410,069.50 and 887,531

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Solution

The third proportional to 410,069.50 and 887,531 is: 1,920,921.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,069.50 : 887,531 = 887,531 : x
  2. Step 2: Convert to fraction form
    410,069.50/887,531 = 887,531/x
  3. Step 3: Cross multiply
    410,069.50x = 887,531 × 887,531
  4. Step 4: Simplify right side
    410,069.50x = 787,711,275,961
  5. Step 5: Solve for x
    x = 787,711,275,961/410,069.50
  6. Step 6: Final answer
    x = 1,920,921.39

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.