Home / 190-372

Finding the Third Proportional to 190 and 372

Calculator

Solution

The third proportional to 190 and 372 is: 728.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190 : 372 = 372 : x
  2. Step 2: Convert to fraction form
    190/372 = 372/x
  3. Step 3: Cross multiply
    190x = 372 × 372
  4. Step 4: Simplify right side
    190x = 138,384
  5. Step 5: Solve for x
    x = 138,384/190
  6. Step 6: Final answer
    x = 728.34

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.96) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.