Home / 789,177.54-1,183,800.87-228,268.74

Finding the Fourth Proportional to 789,177.54, 1,183,800.87 and 228,268.74

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Solution

The fourth proportional to 789,177.54, 1,183,800.87 and 228,268.74 is: 342,413.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,177.54 : 1,183,800.87 = 228,268.74 : x
  2. Step 2: Convert to fraction form
    789,177.54/1,183,800.87 = 228,268.74/x
  3. Step 3: Cross multiply
    789,177.54x = 1,183,800.87 × 228,268.74
  4. Step 4: Simplify right side
    789,177.54x = 270,224,733,005.80
  5. Step 5: Solve for x
    x = 270,224,733,005.80/789,177.54
  6. Step 6: Final answer
    x = 342,413.11

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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.