Home / 517.96-714.80-296.92

Finding the Fourth Proportional to 517.96, 714.80 and 296.92

Calculator

Solution

The fourth proportional to 517.96, 714.80 and 296.92 is: 409.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    517.96 : 714.80 = 296.92 : x
  2. Step 2: Convert to fraction form
    517.96/714.80 = 296.92/x
  3. Step 3: Cross multiply
    517.96x = 714.80 × 296.92
  4. Step 4: Simplify right side
    517.96x = 212,238.42
  5. Step 5: Solve for x
    x = 212,238.42/517.96
  6. Step 6: Final answer
    x = 409.76

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.