Home / 479.84-718.54-349.44

Finding the Fourth Proportional to 479.84, 718.54 and 349.44

Calculator

Solution

The fourth proportional to 479.84, 718.54 and 349.44 is: 523.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    479.84 : 718.54 = 349.44 : x
  2. Step 2: Convert to fraction form
    479.84/718.54 = 349.44/x
  3. Step 3: Cross multiply
    479.84x = 718.54 × 349.44
  4. Step 4: Simplify right side
    479.84x = 251,086.62
  5. Step 5: Solve for x
    x = 251,086.62/479.84
  6. Step 6: Final answer
    x = 523.27

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.