Home / 286.08-429.20-177.94

Finding the Fourth Proportional to 286.08, 429.20 and 177.94

Calculator

Solution

The fourth proportional to 286.08, 429.20 and 177.94 is: 266.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    286.08 : 429.20 = 177.94 : x
  2. Step 2: Convert to fraction form
    286.08/429.20 = 177.94/x
  3. Step 3: Cross multiply
    286.08x = 429.20 × 177.94
  4. Step 4: Simplify right side
    286.08x = 76,371.85
  5. Step 5: Solve for x
    x = 76,371.85/286.08
  6. Step 6: Final answer
    x = 266.96

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.