Home / 450.41-675.38-206.72

Finding the Fourth Proportional to 450.41, 675.38 and 206.72

Calculator

Solution

The fourth proportional to 450.41, 675.38 and 206.72 is: 309.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    450.41 : 675.38 = 206.72 : x
  2. Step 2: Convert to fraction form
    450.41/675.38 = 206.72/x
  3. Step 3: Cross multiply
    450.41x = 675.38 × 206.72
  4. Step 4: Simplify right side
    450.41x = 139,613.06
  5. Step 5: Solve for x
    x = 139,613.06/450.41
  6. Step 6: Final answer
    x = 309.97

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.