Home / 422,413.25-633,620.69-102,563.77

Finding the Fourth Proportional to 422,413.25, 633,620.69 and 102,563.77

Calculator

Solution

The fourth proportional to 422,413.25, 633,620.69 and 102,563.77 is: 153,845.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,413.25 : 633,620.69 = 102,563.77 : x
  2. Step 2: Convert to fraction form
    422,413.25/633,620.69 = 102,563.77/x
  3. Step 3: Cross multiply
    422,413.25x = 633,620.69 × 102,563.77
  4. Step 4: Simplify right side
    422,413.25x = 64,986,526,716.40
  5. Step 5: Solve for x
    x = 64,986,526,716.40/422,413.25
  6. Step 6: Final answer
    x = 153,845.85

Related Problems

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.