Home / 354,420-531,786.60-185,900.04

Finding the Fourth Proportional to 354,420, 531,786.60 and 185,900.04

Calculator

Solution

The fourth proportional to 354,420, 531,786.60 and 185,900.04 is: 278,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,420 : 531,786.60 = 185,900.04 : x
  2. Step 2: Convert to fraction form
    354,420/531,786.60 = 185,900.04/x
  3. Step 3: Cross multiply
    354,420x = 531,786.60 × 185,900.04
  4. Step 4: Simplify right side
    354,420x = 98,859,150,211.46
  5. Step 5: Solve for x
    x = 98,859,150,211.46/354,420
  6. Step 6: Final answer
    x = 278,932.20

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.