Home / 324,388.04-447,500.16-203,468.78

Finding the Fourth Proportional to 324,388.04, 447,500.16 and 203,468.78

Calculator

Solution

The fourth proportional to 324,388.04, 447,500.16 and 203,468.78 is: 280,689.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,388.04 : 447,500.16 = 203,468.78 : x
  2. Step 2: Convert to fraction form
    324,388.04/447,500.16 = 203,468.78/x
  3. Step 3: Cross multiply
    324,388.04x = 447,500.16 × 203,468.78
  4. Step 4: Simplify right side
    324,388.04x = 91,052,311,605.00
  5. Step 5: Solve for x
    x = 91,052,311,605.00/324,388.04
  6. Step 6: Final answer
    x = 280,689.48

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.