Home / 325.43-487.75-195.49

Finding the Fourth Proportional to 325.43, 487.75 and 195.49

Calculator

Solution

The fourth proportional to 325.43, 487.75 and 195.49 is: 293.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    325.43 : 487.75 = 195.49 : x
  2. Step 2: Convert to fraction form
    325.43/487.75 = 195.49/x
  3. Step 3: Cross multiply
    325.43x = 487.75 × 195.49
  4. Step 4: Simplify right side
    325.43x = 95,350.25
  5. Step 5: Solve for x
    x = 95,350.25/325.43
  6. Step 6: Final answer
    x = 293.00

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.