Home / 850.82-1,172.44-614.36

Finding the Fourth Proportional to 850.82, 1,172.44 and 614.36

Calculator

Solution

The fourth proportional to 850.82, 1,172.44 and 614.36 is: 846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    850.82 : 1,172.44 = 614.36 : x
  2. Step 2: Convert to fraction form
    850.82/1,172.44 = 614.36/x
  3. Step 3: Cross multiply
    850.82x = 1,172.44 × 614.36
  4. Step 4: Simplify right side
    850.82x = 720,303.94
  5. Step 5: Solve for x
    x = 720,303.94/850.82
  6. Step 6: Final answer
    x = 846.60

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.