Home / 393,844-802,134

Finding the Third Proportional to 393,844 and 802,134

Calculator

Solution

The third proportional to 393,844 and 802,134 is: 1,633,689.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,844 : 802,134 = 802,134 : x
  2. Step 2: Convert to fraction form
    393,844/802,134 = 802,134/x
  3. Step 3: Cross multiply
    393,844x = 802,134 × 802,134
  4. Step 4: Simplify right side
    393,844x = 643,418,953,956
  5. Step 5: Solve for x
    x = 643,418,953,956/393,844
  6. Step 6: Final answer
    x = 1,633,689.87

Related Problems

Find third proportional to 196,922 and 401,067
Half scale
Find third proportional to 787,688 and 1,604,268
Double scale
Find third proportional to 393,846 and 802,138
Similar ratio
Find third proportional to 590,766 and 1,203,201
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.