Home / 325.10-448.53-208.73

Finding the Fourth Proportional to 325.10, 448.53 and 208.73

Calculator

Solution

The fourth proportional to 325.10, 448.53 and 208.73 is: 287.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    325.10 : 448.53 = 208.73 : x
  2. Step 2: Convert to fraction form
    325.10/448.53 = 208.73/x
  3. Step 3: Cross multiply
    325.10x = 448.53 × 208.73
  4. Step 4: Simplify right side
    325.10x = 93,621.67
  5. Step 5: Solve for x
    x = 93,621.67/325.10
  6. Step 6: Final answer
    x = 287.98

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.