Home / 493.25-680.69-296.77

Finding the Fourth Proportional to 493.25, 680.69 and 296.77

Calculator

Solution

The fourth proportional to 493.25, 680.69 and 296.77 is: 409.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    493.25 : 680.69 = 296.77 : x
  2. Step 2: Convert to fraction form
    493.25/680.69 = 296.77/x
  3. Step 3: Cross multiply
    493.25x = 680.69 × 296.77
  4. Step 4: Simplify right side
    493.25x = 202,004.97
  5. Step 5: Solve for x
    x = 202,004.97/493.25
  6. Step 6: Final answer
    x = 409.54

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.