Home / 1,202,728.92-1,659,766.58-658,884.39

Finding the Fourth Proportional to 1,202,728.92, 1,659,766.58 and 658,884.39

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Solution

The fourth proportional to 1,202,728.92, 1,659,766.58 and 658,884.39 is: 909,260.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,728.92 : 1,659,766.58 = 658,884.39 : x
  2. Step 2: Convert to fraction form
    1,202,728.92/1,659,766.58 = 658,884.39/x
  3. Step 3: Cross multiply
    1,202,728.92x = 1,659,766.58 × 658,884.39
  4. Step 4: Simplify right side
    1,202,728.92x = 1,093,594,290,605.69
  5. Step 5: Solve for x
    x = 1,093,594,290,605.69/1,202,728.92
  6. Step 6: Final answer
    x = 909,260.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.