Home / 453,790.20-680,685.30-121,366.20

Finding the Fourth Proportional to 453,790.20, 680,685.30 and 121,366.20

Calculator

Solution

The fourth proportional to 453,790.20, 680,685.30 and 121,366.20 is: 182,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,790.20 : 680,685.30 = 121,366.20 : x
  2. Step 2: Convert to fraction form
    453,790.20/680,685.30 = 121,366.20/x
  3. Step 3: Cross multiply
    453,790.20x = 680,685.30 × 121,366.20
  4. Step 4: Simplify right side
    453,790.20x = 82,612,188,256.86
  5. Step 5: Solve for x
    x = 82,612,188,256.86/453,790.20
  6. Step 6: Final answer
    x = 182,049.30

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.