Home / 485-485

Finding the Third Proportional to 485 and 485

Calculator

Solution

The third proportional to 485 and 485 is: 485

Step by Step Solution

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

Related Problems

Find third proportional to 242.50 and 242.50
Half scale
Find third proportional to 970 and 970
Double scale
Find third proportional to 487 and 487
Similar ratio
Find third proportional to 727.50 and 727.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.