Home / 980,092.80-1,469,793.60-349,027.20

Finding the Fourth Proportional to 980,092.80, 1,469,793.60 and 349,027.20

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Solution

The fourth proportional to 980,092.80, 1,469,793.60 and 349,027.20 is: 523,417.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,092.80 : 1,469,793.60 = 349,027.20 : x
  2. Step 2: Convert to fraction form
    980,092.80/1,469,793.60 = 349,027.20/x
  3. Step 3: Cross multiply
    980,092.80x = 1,469,793.60 × 349,027.20
  4. Step 4: Simplify right side
    980,092.80x = 512,997,944,785.92
  5. Step 5: Solve for x
    x = 512,997,944,785.92/980,092.80
  6. Step 6: Final answer
    x = 523,417.73

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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.