Home / 273.20-374.78-266.02

Finding the Fourth Proportional to 273.20, 374.78 and 266.02

Calculator

Solution

The fourth proportional to 273.20, 374.78 and 266.02 is: 364.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.20 : 374.78 = 266.02 : x
  2. Step 2: Convert to fraction form
    273.20/374.78 = 266.02/x
  3. Step 3: Cross multiply
    273.20x = 374.78 × 266.02
  4. Step 4: Simplify right side
    273.20x = 99,698.70
  5. Step 5: Solve for x
    x = 99,698.70/273.20
  6. Step 6: Final answer
    x = 364.94

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.