Home / 248-254

Finding the Third Proportional to 248 and 254

Calculator

Solution

The third proportional to 248 and 254 is: 260.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248 : 254 = 254 : x
  2. Step 2: Convert to fraction form
    248/254 = 254/x
  3. Step 3: Cross multiply
    248x = 254 × 254
  4. Step 4: Simplify right side
    248x = 64,516
  5. Step 5: Solve for x
    x = 64,516/248
  6. Step 6: Final answer
    x = 260.15

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.