Home / 980,943.50-1,471,413.26-270,969.44

Finding the Fourth Proportional to 980,943.50, 1,471,413.26 and 270,969.44

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Solution

The fourth proportional to 980,943.50, 1,471,413.26 and 270,969.44 is: 406,453.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,943.50 : 1,471,413.26 = 270,969.44 : x
  2. Step 2: Convert to fraction form
    980,943.50/1,471,413.26 = 270,969.44/x
  3. Step 3: Cross multiply
    980,943.50x = 1,471,413.26 × 270,969.44
  4. Step 4: Simplify right side
    980,943.50x = 398,708,027,070.77
  5. Step 5: Solve for x
    x = 398,708,027,070.77/980,943.50
  6. Step 6: Final answer
    x = 406,453.61

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1.5x scale

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.