Home / 274.47-379.20-233.46

Finding the Fourth Proportional to 274.47, 379.20 and 233.46

Calculator

Solution

The fourth proportional to 274.47, 379.20 and 233.46 is: 322.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    274.47 : 379.20 = 233.46 : x
  2. Step 2: Convert to fraction form
    274.47/379.20 = 233.46/x
  3. Step 3: Cross multiply
    274.47x = 379.20 × 233.46
  4. Step 4: Simplify right side
    274.47x = 88,528.03
  5. Step 5: Solve for x
    x = 88,528.03/274.47
  6. Step 6: Final answer
    x = 322.54

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.