Home / 409.48-614.42-166.18

Finding the Fourth Proportional to 409.48, 614.42 and 166.18

Calculator

Solution

The fourth proportional to 409.48, 614.42 and 166.18 is: 249.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    409.48 : 614.42 = 166.18 : x
  2. Step 2: Convert to fraction form
    409.48/614.42 = 166.18/x
  3. Step 3: Cross multiply
    409.48x = 614.42 × 166.18
  4. Step 4: Simplify right side
    409.48x = 102,104.32
  5. Step 5: Solve for x
    x = 102,104.32/409.48
  6. Step 6: Final answer
    x = 249.35

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.