Home / 537.59-741.12-420.95

Finding the Fourth Proportional to 537.59, 741.12 and 420.95

Calculator

Solution

The fourth proportional to 537.59, 741.12 and 420.95 is: 580.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.59 : 741.12 = 420.95 : x
  2. Step 2: Convert to fraction form
    537.59/741.12 = 420.95/x
  3. Step 3: Cross multiply
    537.59x = 741.12 × 420.95
  4. Step 4: Simplify right side
    537.59x = 311,974.74
  5. Step 5: Solve for x
    x = 311,974.74/537.59
  6. Step 6: Final answer
    x = 580.32

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.