Home / 802,149.39-1,203,211.26-194,942.61

Finding the Fourth Proportional to 802,149.39, 1,203,211.26 and 194,942.61

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Solution

The fourth proportional to 802,149.39, 1,203,211.26 and 194,942.61 is: 292,410.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,149.39 : 1,203,211.26 = 194,942.61 : x
  2. Step 2: Convert to fraction form
    802,149.39/1,203,211.26 = 194,942.61/x
  3. Step 3: Cross multiply
    802,149.39x = 1,203,211.26 × 194,942.61
  4. Step 4: Simplify right side
    802,149.39x = 234,557,143,405.79
  5. Step 5: Solve for x
    x = 234,557,143,405.79/802,149.39
  6. Step 6: Final answer
    x = 292,410.80

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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.