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Finding the Third Proportional to 360,007.88 and 787,812.75

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Solution

The third proportional to 360,007.88 and 787,812.75 is: 1,723,987.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,007.88 : 787,812.75 = 787,812.75 : x
  2. Step 2: Convert to fraction form
    360,007.88/787,812.75 = 787,812.75/x
  3. Step 3: Cross multiply
    360,007.88x = 787,812.75 × 787,812.75
  4. Step 4: Simplify right side
    360,007.88x = 620,648,929,062.56
  5. Step 5: Solve for x
    x = 620,648,929,062.56/360,007.88
  6. Step 6: Final answer
    x = 1,723,987.09

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.