Home / 155,439-346,099

Finding the Third Proportional to 155,439 and 346,099

Calculator

Solution

The third proportional to 155,439 and 346,099 is: 770,620.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,439 : 346,099 = 346,099 : x
  2. Step 2: Convert to fraction form
    155,439/346,099 = 346,099/x
  3. Step 3: Cross multiply
    155,439x = 346,099 × 346,099
  4. Step 4: Simplify right side
    155,439x = 119,784,517,801
  5. Step 5: Solve for x
    x = 119,784,517,801/155,439
  6. Step 6: Final answer
    x = 770,620.74

Related Problems

Find third proportional to 77,719.50 and 173,049.50
Half scale
Find third proportional to 310,878 and 692,198
Double scale
Find third proportional to 155,441 and 346,103
Similar ratio
Find third proportional to 233,158.50 and 519,148.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.