Home / 395,258-878,952

Finding the Third Proportional to 395,258 and 878,952

Calculator

Solution

The third proportional to 395,258 and 878,952 is: 1,954,562.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,258 : 878,952 = 878,952 : x
  2. Step 2: Convert to fraction form
    395,258/878,952 = 878,952/x
  3. Step 3: Cross multiply
    395,258x = 878,952 × 878,952
  4. Step 4: Simplify right side
    395,258x = 772,556,618,304
  5. Step 5: Solve for x
    x = 772,556,618,304/395,258
  6. Step 6: Final answer
    x = 1,954,562.89

Related Problems

Find third proportional to 197,629 and 439,476
Half scale
Find third proportional to 790,516 and 1,757,904
Double scale
Find third proportional to 395,260 and 878,956
Similar ratio
Find third proportional to 592,887 and 1,318,428
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.