Home / 131,240-271,228

Finding the Third Proportional to 131,240 and 271,228

Calculator

Solution

The third proportional to 131,240 and 271,228 is: 560,535.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,240 : 271,228 = 271,228 : x
  2. Step 2: Convert to fraction form
    131,240/271,228 = 271,228/x
  3. Step 3: Cross multiply
    131,240x = 271,228 × 271,228
  4. Step 4: Simplify right side
    131,240x = 73,564,627,984
  5. Step 5: Solve for x
    x = 73,564,627,984/131,240
  6. Step 6: Final answer
    x = 560,535.11

Related Problems

Find third proportional to 65,620 and 135,614
Half scale
Find third proportional to 262,480 and 542,456
Double scale
Find third proportional to 131,242 and 271,232
Similar ratio
Find third proportional to 196,860 and 406,842
1.5x scale

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.