Home / 494.47-740.33-249.80

Finding the Fourth Proportional to 494.47, 740.33 and 249.80

Calculator

Solution

The fourth proportional to 494.47, 740.33 and 249.80 is: 374.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    494.47 : 740.33 = 249.80 : x
  2. Step 2: Convert to fraction form
    494.47/740.33 = 249.80/x
  3. Step 3: Cross multiply
    494.47x = 740.33 × 249.80
  4. Step 4: Simplify right side
    494.47x = 184,930.42
  5. Step 5: Solve for x
    x = 184,930.42/494.47
  6. Step 6: Final answer
    x = 374.00

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.