Home / 252,430-552,378

Finding the Third Proportional to 252,430 and 552,378

Calculator

Solution

The third proportional to 252,430 and 552,378 is: 1,208,736.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,430 : 552,378 = 552,378 : x
  2. Step 2: Convert to fraction form
    252,430/552,378 = 552,378/x
  3. Step 3: Cross multiply
    252,430x = 552,378 × 552,378
  4. Step 4: Simplify right side
    252,430x = 305,121,454,884
  5. Step 5: Solve for x
    x = 305,121,454,884/252,430
  6. Step 6: Final answer
    x = 1,208,736.90

Related Problems

Find third proportional to 126,215 and 276,189
Half scale
Find third proportional to 504,860 and 1,104,756
Double scale
Find third proportional to 252,432 and 552,382
Similar ratio
Find third proportional to 378,645 and 828,567
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.