Home / 441.36-609.72-348.72

Finding the Fourth Proportional to 441.36, 609.72 and 348.72

Calculator

Solution

The fourth proportional to 441.36, 609.72 and 348.72 is: 481.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.36 : 609.72 = 348.72 : x
  2. Step 2: Convert to fraction form
    441.36/609.72 = 348.72/x
  3. Step 3: Cross multiply
    441.36x = 609.72 × 348.72
  4. Step 4: Simplify right side
    441.36x = 212,621.56
  5. Step 5: Solve for x
    x = 212,621.56/441.36
  6. Step 6: Final answer
    x = 481.74

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.