Home / 328.97-453.71-246.28

Finding the Fourth Proportional to 328.97, 453.71 and 246.28

Calculator

Solution

The fourth proportional to 328.97, 453.71 and 246.28 is: 339.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    328.97 : 453.71 = 246.28 : x
  2. Step 2: Convert to fraction form
    328.97/453.71 = 246.28/x
  3. Step 3: Cross multiply
    328.97x = 453.71 × 246.28
  4. Step 4: Simplify right side
    328.97x = 111,736.20
  5. Step 5: Solve for x
    x = 111,736.20/328.97
  6. Step 6: Final answer
    x = 339.65

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.