Home / 395,311.62-545,530.38-214,023.69

Finding the Fourth Proportional to 395,311.62, 545,530.38 and 214,023.69

Calculator

Solution

The fourth proportional to 395,311.62, 545,530.38 and 214,023.69 is: 295,352.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,311.62 : 545,530.38 = 214,023.69 : x
  2. Step 2: Convert to fraction form
    395,311.62/545,530.38 = 214,023.69/x
  3. Step 3: Cross multiply
    395,311.62x = 545,530.38 × 214,023.69
  4. Step 4: Simplify right side
    395,311.62x = 116,756,424,934.70
  5. Step 5: Solve for x
    x = 116,756,424,934.70/395,311.62
  6. Step 6: Final answer
    x = 295,352.88

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.