Home / 383.52-529.44-300.48

Finding the Fourth Proportional to 383.52, 529.44 and 300.48

Calculator

Solution

The fourth proportional to 383.52, 529.44 and 300.48 is: 414.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    383.52 : 529.44 = 300.48 : x
  2. Step 2: Convert to fraction form
    383.52/529.44 = 300.48/x
  3. Step 3: Cross multiply
    383.52x = 529.44 × 300.48
  4. Step 4: Simplify right side
    383.52x = 159,086.13
  5. Step 5: Solve for x
    x = 159,086.13/383.52
  6. Step 6: Final answer
    x = 414.81

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.