Home / 115,304-253,309

Finding the Third Proportional to 115,304 and 253,309

Calculator

Solution

The third proportional to 115,304 and 253,309 is: 556,489.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,304 : 253,309 = 253,309 : x
  2. Step 2: Convert to fraction form
    115,304/253,309 = 253,309/x
  3. Step 3: Cross multiply
    115,304x = 253,309 × 253,309
  4. Step 4: Simplify right side
    115,304x = 64,165,449,481
  5. Step 5: Solve for x
    x = 64,165,449,481/115,304
  6. Step 6: Final answer
    x = 556,489.36

Related Problems

Find third proportional to 57,652 and 126,654.50
Half scale
Find third proportional to 230,608 and 506,618
Double scale
Find third proportional to 115,306 and 253,313
Similar ratio
Find third proportional to 172,956 and 379,963.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.