Home / 370-622

Finding the Third Proportional to 370 and 622

Calculator

Solution

The third proportional to 370 and 622 is: 1,045.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    370 : 622 = 622 : x
  2. Step 2: Convert to fraction form
    370/622 = 622/x
  3. Step 3: Cross multiply
    370x = 622 × 622
  4. Step 4: Simplify right side
    370x = 386,884
  5. Step 5: Solve for x
    x = 386,884/370
  6. Step 6: Final answer
    x = 1,045.63

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.68) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.