Home / 292.12-438.03-170.42

Finding the Fourth Proportional to 292.12, 438.03 and 170.42

Calculator

Solution

The fourth proportional to 292.12, 438.03 and 170.42 is: 255.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.12 : 438.03 = 170.42 : x
  2. Step 2: Convert to fraction form
    292.12/438.03 = 170.42/x
  3. Step 3: Cross multiply
    292.12x = 438.03 × 170.42
  4. Step 4: Simplify right side
    292.12x = 74,646.88
  5. Step 5: Solve for x
    x = 74,646.88/292.12
  6. Step 6: Final answer
    x = 255.54

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.