Home / 431,682-915,966

Finding the Third Proportional to 431,682 and 915,966

Calculator

Solution

The third proportional to 431,682 and 915,966 is: 1,943,545.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,682 : 915,966 = 915,966 : x
  2. Step 2: Convert to fraction form
    431,682/915,966 = 915,966/x
  3. Step 3: Cross multiply
    431,682x = 915,966 × 915,966
  4. Step 4: Simplify right side
    431,682x = 838,993,713,156
  5. Step 5: Solve for x
    x = 838,993,713,156/431,682
  6. Step 6: Final answer
    x = 1,943,545.74

Related Problems

Find third proportional to 215,841 and 457,983
Half scale
Find third proportional to 863,364 and 1,831,932
Double scale
Find third proportional to 431,684 and 915,970
Similar ratio
Find third proportional to 647,523 and 1,373,949
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.