Home / 739,179.36-1,108,759.32-178,209.36

Finding the Fourth Proportional to 739,179.36, 1,108,759.32 and 178,209.36

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Solution

The fourth proportional to 739,179.36, 1,108,759.32 and 178,209.36 is: 267,311.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,179.36 : 1,108,759.32 = 178,209.36 : x
  2. Step 2: Convert to fraction form
    739,179.36/1,108,759.32 = 178,209.36/x
  3. Step 3: Cross multiply
    739,179.36x = 1,108,759.32 × 178,209.36
  4. Step 4: Simplify right side
    739,179.36x = 197,591,288,811.24
  5. Step 5: Solve for x
    x = 197,591,288,811.24/739,179.36
  6. Step 6: Final answer
    x = 267,311.70

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1.5x scale

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.