Home / 527.72-791.58-142.96

Finding the Fourth Proportional to 527.72, 791.58 and 142.96

Calculator

Solution

The fourth proportional to 527.72, 791.58 and 142.96 is: 214.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.72 : 791.58 = 142.96 : x
  2. Step 2: Convert to fraction form
    527.72/791.58 = 142.96/x
  3. Step 3: Cross multiply
    527.72x = 791.58 × 142.96
  4. Step 4: Simplify right side
    527.72x = 113,164.28
  5. Step 5: Solve for x
    x = 113,164.28/527.72
  6. Step 6: Final answer
    x = 214.44

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.