Home / 1,169.76-1,754.13-438.83

Finding the Fourth Proportional to 1,169.76, 1,754.13 and 438.83

Calculator

Solution

The fourth proportional to 1,169.76, 1,754.13 and 438.83 is: 658.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169.76 : 1,754.13 = 438.83 : x
  2. Step 2: Convert to fraction form
    1,169.76/1,754.13 = 438.83/x
  3. Step 3: Cross multiply
    1,169.76x = 1,754.13 × 438.83
  4. Step 4: Simplify right side
    1,169.76x = 769,764.87
  5. Step 5: Solve for x
    x = 769,764.87/1,169.76
  6. Step 6: Final answer
    x = 658.05

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.