Home / 1,493.73-2,240.42-398.18

Finding the Fourth Proportional to 1,493.73, 2,240.42 and 398.18

Calculator

Solution

The fourth proportional to 1,493.73, 2,240.42 and 398.18 is: 597.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.73 : 2,240.42 = 398.18 : x
  2. Step 2: Convert to fraction form
    1,493.73/2,240.42 = 398.18/x
  3. Step 3: Cross multiply
    1,493.73x = 2,240.42 × 398.18
  4. Step 4: Simplify right side
    1,493.73x = 892,090.44
  5. Step 5: Solve for x
    x = 892,090.44/1,493.73
  6. Step 6: Final answer
    x = 597.22

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.