Home / 329,256-718,338

Finding the Third Proportional to 329,256 and 718,338

Calculator

Solution

The third proportional to 329,256 and 718,338 is: 1,567,198.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,256 : 718,338 = 718,338 : x
  2. Step 2: Convert to fraction form
    329,256/718,338 = 718,338/x
  3. Step 3: Cross multiply
    329,256x = 718,338 × 718,338
  4. Step 4: Simplify right side
    329,256x = 516,009,482,244
  5. Step 5: Solve for x
    x = 516,009,482,244/329,256
  6. Step 6: Final answer
    x = 1,567,198.42

Related Problems

Find third proportional to 164,628 and 359,169
Half scale
Find third proportional to 658,512 and 1,436,676
Double scale
Find third proportional to 329,258 and 718,342
Similar ratio
Find third proportional to 493,884 and 1,077,507
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.