Home / 234-485

Finding the Third Proportional to 234 and 485

Calculator

Solution

The third proportional to 234 and 485 is: 1,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    234 : 485 = 485 : x
  2. Step 2: Convert to fraction form
    234/485 = 485/x
  3. Step 3: Cross multiply
    234x = 485 × 485
  4. Step 4: Simplify right side
    234x = 235,225
  5. Step 5: Solve for x
    x = 235,225/234
  6. Step 6: Final answer
    x = 1,005.24

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.