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Finding the Fourth Proportional to 273,413.70, 410,120.55 and 173,249.10

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Solution

The fourth proportional to 273,413.70, 410,120.55 and 173,249.10 is: 259,873.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,413.70 : 410,120.55 = 173,249.10 : x
  2. Step 2: Convert to fraction form
    273,413.70/410,120.55 = 173,249.10/x
  3. Step 3: Cross multiply
    273,413.70x = 410,120.55 × 173,249.10
  4. Step 4: Simplify right side
    273,413.70x = 71,053,016,179.01
  5. Step 5: Solve for x
    x = 71,053,016,179.01/273,413.70
  6. Step 6: Final answer
    x = 259,873.65

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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.