Home / 393.87-590.20-150.27

Finding the Fourth Proportional to 393.87, 590.20 and 150.27

Calculator

Solution

The fourth proportional to 393.87, 590.20 and 150.27 is: 225.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    393.87 : 590.20 = 150.27 : x
  2. Step 2: Convert to fraction form
    393.87/590.20 = 150.27/x
  3. Step 3: Cross multiply
    393.87x = 590.20 × 150.27
  4. Step 4: Simplify right side
    393.87x = 88,686.77
  5. Step 5: Solve for x
    x = 88,686.77/393.87
  6. Step 6: Final answer
    x = 225.17

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.