Home / 793,856.68-1,190,979.42-394,685.44

Finding the Fourth Proportional to 793,856.68, 1,190,979.42 and 394,685.44

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Solution

The fourth proportional to 793,856.68, 1,190,979.42 and 394,685.44 is: 592,124.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,856.68 : 1,190,979.42 = 394,685.44 : x
  2. Step 2: Convert to fraction form
    793,856.68/1,190,979.42 = 394,685.44/x
  3. Step 3: Cross multiply
    793,856.68x = 1,190,979.42 × 394,685.44
  4. Step 4: Simplify right side
    793,856.68x = 470,062,236,413.65
  5. Step 5: Solve for x
    x = 470,062,236,413.65/793,856.68
  6. Step 6: Final answer
    x = 592,124.81

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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.