Home / 169,378-253,235

Finding the Third Proportional to 169,378 and 253,235

Calculator

Solution

The third proportional to 169,378 and 253,235 is: 378,608.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,378 : 253,235 = 253,235 : x
  2. Step 2: Convert to fraction form
    169,378/253,235 = 253,235/x
  3. Step 3: Cross multiply
    169,378x = 253,235 × 253,235
  4. Step 4: Simplify right side
    169,378x = 64,127,965,225
  5. Step 5: Solve for x
    x = 64,127,965,225/169,378
  6. Step 6: Final answer
    x = 378,608.59

Related Problems

Find third proportional to 84,689 and 126,617.50
Half scale
Find third proportional to 338,756 and 506,470
Double scale
Find third proportional to 169,380 and 253,238
Similar ratio
Find third proportional to 254,067 and 379,852.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.