Home / 338,474-743,366

Finding the Third Proportional to 338,474 and 743,366

Calculator

Solution

The third proportional to 338,474 and 743,366 is: 1,632,601.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,474 : 743,366 = 743,366 : x
  2. Step 2: Convert to fraction form
    338,474/743,366 = 743,366/x
  3. Step 3: Cross multiply
    338,474x = 743,366 × 743,366
  4. Step 4: Simplify right side
    338,474x = 552,593,009,956
  5. Step 5: Solve for x
    x = 552,593,009,956/338,474
  6. Step 6: Final answer
    x = 1,632,601.06

Related Problems

Find third proportional to 169,237 and 371,683
Half scale
Find third proportional to 676,948 and 1,486,732
Double scale
Find third proportional to 338,476 and 743,370
Similar ratio
Find third proportional to 507,711 and 1,115,049
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.