Home / 247.68-371.52-245.76

Finding the Fourth Proportional to 247.68, 371.52 and 245.76

Calculator

Solution

The fourth proportional to 247.68, 371.52 and 245.76 is: 368.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.68 : 371.52 = 245.76 : x
  2. Step 2: Convert to fraction form
    247.68/371.52 = 245.76/x
  3. Step 3: Cross multiply
    247.68x = 371.52 × 245.76
  4. Step 4: Simplify right side
    247.68x = 91,304.76
  5. Step 5: Solve for x
    x = 91,304.76/247.68
  6. Step 6: Final answer
    x = 368.64

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.