Home / 792,105.45-1,188,158.18-231,067.05

Finding the Fourth Proportional to 792,105.45, 1,188,158.18 and 231,067.05

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Solution

The fourth proportional to 792,105.45, 1,188,158.18 and 231,067.05 is: 346,600.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,105.45 : 1,188,158.18 = 231,067.05 : x
  2. Step 2: Convert to fraction form
    792,105.45/1,188,158.18 = 231,067.05/x
  3. Step 3: Cross multiply
    792,105.45x = 1,188,158.18 × 231,067.05
  4. Step 4: Simplify right side
    792,105.45x = 274,544,204,430.63
  5. Step 5: Solve for x
    x = 274,544,204,430.63/792,105.45
  6. Step 6: Final answer
    x = 346,600.58

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Double scale
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Similar ratio
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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.