Home / 701,385.80-1,052,078.70-228,086.60

Finding the Fourth Proportional to 701,385.80, 1,052,078.70 and 228,086.60

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Solution

The fourth proportional to 701,385.80, 1,052,078.70 and 228,086.60 is: 342,129.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,385.80 : 1,052,078.70 = 228,086.60 : x
  2. Step 2: Convert to fraction form
    701,385.80/1,052,078.70 = 228,086.60/x
  3. Step 3: Cross multiply
    701,385.80x = 1,052,078.70 × 228,086.60
  4. Step 4: Simplify right side
    701,385.80x = 239,965,053,615.42
  5. Step 5: Solve for x
    x = 239,965,053,615.42/701,385.80
  6. Step 6: Final answer
    x = 342,129.90

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Similar ratio
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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.