Home / 274.23-378.24-247.83

Finding the Fourth Proportional to 274.23, 378.24 and 247.83

Calculator

Solution

The fourth proportional to 274.23, 378.24 and 247.83 is: 341.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    274.23 : 378.24 = 247.83 : x
  2. Step 2: Convert to fraction form
    274.23/378.24 = 247.83/x
  3. Step 3: Cross multiply
    274.23x = 378.24 × 247.83
  4. Step 4: Simplify right side
    274.23x = 93,739.22
  5. Step 5: Solve for x
    x = 93,739.22/274.23
  6. Step 6: Final answer
    x = 341.83

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.