Home / 263,919.06-395,873.04-64,240.56

Finding the Fourth Proportional to 263,919.06, 395,873.04 and 64,240.56

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Solution

The fourth proportional to 263,919.06, 395,873.04 and 64,240.56 is: 96,359.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,919.06 : 395,873.04 = 64,240.56 : x
  2. Step 2: Convert to fraction form
    263,919.06/395,873.04 = 64,240.56/x
  3. Step 3: Cross multiply
    263,919.06x = 395,873.04 × 64,240.56
  4. Step 4: Simplify right side
    263,919.06x = 25,431,105,778.50
  5. Step 5: Solve for x
    x = 25,431,105,778.50/263,919.06
  6. Step 6: Final answer
    x = 96,359.49

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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.