Home / 801,964.56-1,203,215.37-262,245.72

Finding the Fourth Proportional to 801,964.56, 1,203,215.37 and 262,245.72

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Solution

The fourth proportional to 801,964.56, 1,203,215.37 and 262,245.72 is: 393,456.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,964.56 : 1,203,215.37 = 262,245.72 : x
  2. Step 2: Convert to fraction form
    801,964.56/1,203,215.37 = 262,245.72/x
  3. Step 3: Cross multiply
    801,964.56x = 1,203,215.37 × 262,245.72
  4. Step 4: Simplify right side
    801,964.56x = 315,538,081,020.72
  5. Step 5: Solve for x
    x = 315,538,081,020.72/801,964.56
  6. Step 6: Final answer
    x = 393,456.39

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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.