Home / 782,704.44-1,174,087.26-243,016.74

Finding the Fourth Proportional to 782,704.44, 1,174,087.26 and 243,016.74

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Solution

The fourth proportional to 782,704.44, 1,174,087.26 and 243,016.74 is: 364,534.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,704.44 : 1,174,087.26 = 243,016.74 : x
  2. Step 2: Convert to fraction form
    782,704.44/1,174,087.26 = 243,016.74/x
  3. Step 3: Cross multiply
    782,704.44x = 1,174,087.26 × 243,016.74
  4. Step 4: Simplify right side
    782,704.44x = 285,322,858,400.73
  5. Step 5: Solve for x
    x = 285,322,858,400.73/782,704.44
  6. Step 6: Final answer
    x = 364,534.61

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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.