Home / 329,870.80-494,806.20-196,901.20

Finding the Fourth Proportional to 329,870.80, 494,806.20 and 196,901.20

Calculator

Solution

The fourth proportional to 329,870.80, 494,806.20 and 196,901.20 is: 295,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,870.80 : 494,806.20 = 196,901.20 : x
  2. Step 2: Convert to fraction form
    329,870.80/494,806.20 = 196,901.20/x
  3. Step 3: Cross multiply
    329,870.80x = 494,806.20 × 196,901.20
  4. Step 4: Simplify right side
    329,870.80x = 97,427,934,547.44
  5. Step 5: Solve for x
    x = 97,427,934,547.44/329,870.80
  6. Step 6: Final answer
    x = 295,351.80

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.