Home / 559.88-772.70-327

Finding the Fourth Proportional to 559.88, 772.70 and 327

Calculator

Solution

The fourth proportional to 559.88, 772.70 and 327 is: 451.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    559.88 : 772.70 = 327 : x
  2. Step 2: Convert to fraction form
    559.88/772.70 = 327/x
  3. Step 3: Cross multiply
    559.88x = 772.70 × 327
  4. Step 4: Simplify right side
    559.88x = 252,671.27
  5. Step 5: Solve for x
    x = 252,671.27/559.88
  6. Step 6: Final answer
    x = 451.30

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.