Home / 568,550.76-784,289.52-396,195.72

Finding the Fourth Proportional to 568,550.76, 784,289.52 and 396,195.72

Calculator

Solution

The fourth proportional to 568,550.76, 784,289.52 and 396,195.72 is: 546,533.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,550.76 : 784,289.52 = 396,195.72 : x
  2. Step 2: Convert to fraction form
    568,550.76/784,289.52 = 396,195.72/x
  3. Step 3: Cross multiply
    568,550.76x = 784,289.52 × 396,195.72
  4. Step 4: Simplify right side
    568,550.76x = 310,732,151,064.85
  5. Step 5: Solve for x
    x = 310,732,151,064.85/568,550.76
  6. Step 6: Final answer
    x = 546,533.70

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.