Home / 316.34-474.66-162.19

Finding the Fourth Proportional to 316.34, 474.66 and 162.19

Calculator

Solution

The fourth proportional to 316.34, 474.66 and 162.19 is: 243.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    316.34 : 474.66 = 162.19 : x
  2. Step 2: Convert to fraction form
    316.34/474.66 = 162.19/x
  3. Step 3: Cross multiply
    316.34x = 474.66 × 162.19
  4. Step 4: Simplify right side
    316.34x = 76,984.29
  5. Step 5: Solve for x
    x = 76,984.29/316.34
  6. Step 6: Final answer
    x = 243.36

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.