Home / 408,101.91-612,154.29-123,794.91

Finding the Fourth Proportional to 408,101.91, 612,154.29 and 123,794.91

Calculator

Solution

The fourth proportional to 408,101.91, 612,154.29 and 123,794.91 is: 185,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,101.91 : 612,154.29 = 123,794.91 : x
  2. Step 2: Convert to fraction form
    408,101.91/612,154.29 = 123,794.91/x
  3. Step 3: Cross multiply
    408,101.91x = 612,154.29 × 123,794.91
  4. Step 4: Simplify right side
    408,101.91x = 75,781,585,236.66
  5. Step 5: Solve for x
    x = 75,781,585,236.66/408,101.91
  6. Step 6: Final answer
    x = 185,692.80

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.