Home / 414.30-622.10-357.17

Finding the Fourth Proportional to 414.30, 622.10 and 357.17

Calculator

Solution

The fourth proportional to 414.30, 622.10 and 357.17 is: 536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    414.30 : 622.10 = 357.17 : x
  2. Step 2: Convert to fraction form
    414.30/622.10 = 357.17/x
  3. Step 3: Cross multiply
    414.30x = 622.10 × 357.17
  4. Step 4: Simplify right side
    414.30x = 222,190.56
  5. Step 5: Solve for x
    x = 222,190.56/414.30
  6. Step 6: Final answer
    x = 536.30

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.