Home / 576.28-794.97-389.52

Finding the Fourth Proportional to 576.28, 794.97 and 389.52

Calculator

Solution

The fourth proportional to 576.28, 794.97 and 389.52 is: 537.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.28 : 794.97 = 389.52 : x
  2. Step 2: Convert to fraction form
    576.28/794.97 = 389.52/x
  3. Step 3: Cross multiply
    576.28x = 794.97 × 389.52
  4. Step 4: Simplify right side
    576.28x = 309,656.71
  5. Step 5: Solve for x
    x = 309,656.71/576.28
  6. Step 6: Final answer
    x = 537.34

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.