Home / 610.36-842.36-413.80

Finding the Fourth Proportional to 610.36, 842.36 and 413.80

Calculator

Solution

The fourth proportional to 610.36, 842.36 and 413.80 is: 571.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.36 : 842.36 = 413.80 : x
  2. Step 2: Convert to fraction form
    610.36/842.36 = 413.80/x
  3. Step 3: Cross multiply
    610.36x = 842.36 × 413.80
  4. Step 4: Simplify right side
    610.36x = 348,568.57
  5. Step 5: Solve for x
    x = 348,568.57/610.36
  6. Step 6: Final answer
    x = 571.09

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.