Home / 315,471.24-435,344.49-179,502.21

Finding the Fourth Proportional to 315,471.24, 435,344.49 and 179,502.21

Calculator

Solution

The fourth proportional to 315,471.24, 435,344.49 and 179,502.21 is: 247,709.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,471.24 : 435,344.49 = 179,502.21 : x
  2. Step 2: Convert to fraction form
    315,471.24/435,344.49 = 179,502.21/x
  3. Step 3: Cross multiply
    315,471.24x = 435,344.49 × 179,502.21
  4. Step 4: Simplify right side
    315,471.24x = 78,145,298,066.32
  5. Step 5: Solve for x
    x = 78,145,298,066.32/315,471.24
  6. Step 6: Final answer
    x = 247,709.74

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.