Home / 550.76-760.14-432.48

Finding the Fourth Proportional to 550.76, 760.14 and 432.48

Calculator

Solution

The fourth proportional to 550.76, 760.14 and 432.48 is: 596.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    550.76 : 760.14 = 432.48 : x
  2. Step 2: Convert to fraction form
    550.76/760.14 = 432.48/x
  3. Step 3: Cross multiply
    550.76x = 760.14 × 432.48
  4. Step 4: Simplify right side
    550.76x = 328,745.35
  5. Step 5: Solve for x
    x = 328,745.35/550.76
  6. Step 6: Final answer
    x = 596.89

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.