Home / 245-254

Finding the Third Proportional to 245 and 254

Calculator

Solution

The third proportional to 245 and 254 is: 263.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    245 : 254 = 254 : x
  2. Step 2: Convert to fraction form
    245/254 = 254/x
  3. Step 3: Cross multiply
    245x = 254 × 254
  4. Step 4: Simplify right side
    245x = 64,516
  5. Step 5: Solve for x
    x = 64,516/245
  6. Step 6: Final answer
    x = 263.33

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.