Home / 609.23-913.74-198.66

Finding the Fourth Proportional to 609.23, 913.74 and 198.66

Calculator

Solution

The fourth proportional to 609.23, 913.74 and 198.66 is: 297.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    609.23 : 913.74 = 198.66 : x
  2. Step 2: Convert to fraction form
    609.23/913.74 = 198.66/x
  3. Step 3: Cross multiply
    609.23x = 913.74 × 198.66
  4. Step 4: Simplify right side
    609.23x = 181,523.59
  5. Step 5: Solve for x
    x = 181,523.59/609.23
  6. Step 6: Final answer
    x = 297.96

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.