Home / 338,530-723,716

Finding the Third Proportional to 338,530 and 723,716

Calculator

Solution

The third proportional to 338,530 and 723,716 is: 1,547,174.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,530 : 723,716 = 723,716 : x
  2. Step 2: Convert to fraction form
    338,530/723,716 = 723,716/x
  3. Step 3: Cross multiply
    338,530x = 723,716 × 723,716
  4. Step 4: Simplify right side
    338,530x = 523,764,848,656
  5. Step 5: Solve for x
    x = 523,764,848,656/338,530
  6. Step 6: Final answer
    x = 1,547,174.10

Related Problems

Find third proportional to 169,265 and 361,858
Half scale
Find third proportional to 677,060 and 1,447,432
Double scale
Find third proportional to 338,532 and 723,720
Similar ratio
Find third proportional to 507,795 and 1,085,574
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.