Home / 123,270-252,366

Finding the Third Proportional to 123,270 and 252,366

Calculator

Solution

The third proportional to 123,270 and 252,366 is: 516,659.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,270 : 252,366 = 252,366 : x
  2. Step 2: Convert to fraction form
    123,270/252,366 = 252,366/x
  3. Step 3: Cross multiply
    123,270x = 252,366 × 252,366
  4. Step 4: Simplify right side
    123,270x = 63,688,597,956
  5. Step 5: Solve for x
    x = 63,688,597,956/123,270
  6. Step 6: Final answer
    x = 516,659.35

Related Problems

Find third proportional to 61,635 and 126,183
Half scale
Find third proportional to 246,540 and 504,732
Double scale
Find third proportional to 123,272 and 252,370
Similar ratio
Find third proportional to 184,905 and 378,549
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.