Home / 791,040.36-1,186,761.47-230,074.86

Finding the Fourth Proportional to 791,040.36, 1,186,761.47 and 230,074.86

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Solution

The fourth proportional to 791,040.36, 1,186,761.47 and 230,074.86 is: 345,170.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,040.36 : 1,186,761.47 = 230,074.86 : x
  2. Step 2: Convert to fraction form
    791,040.36/1,186,761.47 = 230,074.86/x
  3. Step 3: Cross multiply
    791,040.36x = 1,186,761.47 × 230,074.86
  4. Step 4: Simplify right side
    791,040.36x = 273,043,979,063.64
  5. Step 5: Solve for x
    x = 273,043,979,063.64/791,040.36
  6. Step 6: Final answer
    x = 345,170.73

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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.