Home / 355.68-532.71-343.53

Finding the Fourth Proportional to 355.68, 532.71 and 343.53

Calculator

Solution

The fourth proportional to 355.68, 532.71 and 343.53 is: 514.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    355.68 : 532.71 = 343.53 : x
  2. Step 2: Convert to fraction form
    355.68/532.71 = 343.53/x
  3. Step 3: Cross multiply
    355.68x = 532.71 × 343.53
  4. Step 4: Simplify right side
    355.68x = 183,001.87
  5. Step 5: Solve for x
    x = 183,001.87/355.68
  6. Step 6: Final answer
    x = 514.51

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.