Home / 129,296-270,304

Finding the Third Proportional to 129,296 and 270,304

Calculator

Solution

The third proportional to 129,296 and 270,304 is: 565,092.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,296 : 270,304 = 270,304 : x
  2. Step 2: Convert to fraction form
    129,296/270,304 = 270,304/x
  3. Step 3: Cross multiply
    129,296x = 270,304 × 270,304
  4. Step 4: Simplify right side
    129,296x = 73,064,252,416
  5. Step 5: Solve for x
    x = 73,064,252,416/129,296
  6. Step 6: Final answer
    x = 565,092.91

Related Problems

Find third proportional to 64,648 and 135,152
Half scale
Find third proportional to 258,592 and 540,608
Double scale
Find third proportional to 129,298 and 270,308
Similar ratio
Find third proportional to 193,944 and 405,456
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.