Home / 311,680.80-466,354.80-206,704.80

Finding the Fourth Proportional to 311,680.80, 466,354.80 and 206,704.80

Calculator

Solution

The fourth proportional to 311,680.80, 466,354.80 and 206,704.80 is: 309,283.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,680.80 : 466,354.80 = 206,704.80 : x
  2. Step 2: Convert to fraction form
    311,680.80/466,354.80 = 206,704.80/x
  3. Step 3: Cross multiply
    311,680.80x = 466,354.80 × 206,704.80
  4. Step 4: Simplify right side
    311,680.80x = 96,397,775,663.04
  5. Step 5: Solve for x
    x = 96,397,775,663.04/311,680.80
  6. Step 6: Final answer
    x = 309,283.65

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.