Home / 910,772.68-1,366,180.88-311,729.88

Finding the Fourth Proportional to 910,772.68, 1,366,180.88 and 311,729.88

Calculator

Solution

The fourth proportional to 910,772.68, 1,366,180.88 and 311,729.88 is: 467,602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,772.68 : 1,366,180.88 = 311,729.88 : x
  2. Step 2: Convert to fraction form
    910,772.68/1,366,180.88 = 311,729.88/x
  3. Step 3: Cross multiply
    910,772.68x = 1,366,180.88 × 311,729.88
  4. Step 4: Simplify right side
    910,772.68x = 425,879,401,780.69
  5. Step 5: Solve for x
    x = 425,879,401,780.69/910,772.68
  6. Step 6: Final answer
    x = 467,602.30

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.