Home / 803.99-1,206-441.08

Finding the Fourth Proportional to 803.99, 1,206 and 441.08

Calculator

Solution

The fourth proportional to 803.99, 1,206 and 441.08 is: 661.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    803.99 : 1,206 = 441.08 : x
  2. Step 2: Convert to fraction form
    803.99/1,206 = 441.08/x
  3. Step 3: Cross multiply
    803.99x = 1,206 × 441.08
  4. Step 4: Simplify right side
    803.99x = 531,942.48
  5. Step 5: Solve for x
    x = 531,942.48/803.99
  6. Step 6: Final answer
    x = 661.63

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.