Home / 310.47-465.38-104.97

Finding the Fourth Proportional to 310.47, 465.38 and 104.97

Calculator

Solution

The fourth proportional to 310.47, 465.38 and 104.97 is: 157.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    310.47 : 465.38 = 104.97 : x
  2. Step 2: Convert to fraction form
    310.47/465.38 = 104.97/x
  3. Step 3: Cross multiply
    310.47x = 465.38 × 104.97
  4. Step 4: Simplify right side
    310.47x = 48,849.78
  5. Step 5: Solve for x
    x = 48,849.78/310.47
  6. Step 6: Final answer
    x = 157.34

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.