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Finding the Third Proportional to 518,540.44 and 777,824.25

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Solution

The third proportional to 518,540.44 and 777,824.25 is: 1,166,756.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,540.44 : 777,824.25 = 777,824.25 : x
  2. Step 2: Convert to fraction form
    518,540.44/777,824.25 = 777,824.25/x
  3. Step 3: Cross multiply
    518,540.44x = 777,824.25 × 777,824.25
  4. Step 4: Simplify right side
    518,540.44x = 605,010,563,888.06
  5. Step 5: Solve for x
    x = 605,010,563,888.06/518,540.44
  6. Step 6: Final answer
    x = 1,166,756.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.