Home / 367,074.55-550,447.80-142,360.30

Finding the Fourth Proportional to 367,074.55, 550,447.80 and 142,360.30

Calculator

Solution

The fourth proportional to 367,074.55, 550,447.80 and 142,360.30 is: 213,476.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,074.55 : 550,447.80 = 142,360.30 : x
  2. Step 2: Convert to fraction form
    367,074.55/550,447.80 = 142,360.30/x
  3. Step 3: Cross multiply
    367,074.55x = 550,447.80 × 142,360.30
  4. Step 4: Simplify right side
    367,074.55x = 78,361,913,942.34
  5. Step 5: Solve for x
    x = 78,361,913,942.34/367,074.55
  6. Step 6: Final answer
    x = 213,476.84

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.