Home / 740,413.30-1,110,619.97-179,447.80

Finding the Fourth Proportional to 740,413.30, 1,110,619.97 and 179,447.80

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Solution

The fourth proportional to 740,413.30, 1,110,619.97 and 179,447.80 is: 269,171.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,413.30 : 1,110,619.97 = 179,447.80 : x
  2. Step 2: Convert to fraction form
    740,413.30/1,110,619.97 = 179,447.80/x
  3. Step 3: Cross multiply
    740,413.30x = 1,110,619.97 × 179,447.80
  4. Step 4: Simplify right side
    740,413.30x = 199,298,311,148.29
  5. Step 5: Solve for x
    x = 199,298,311,148.29/740,413.30
  6. Step 6: Final answer
    x = 269,171.71

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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.