Home / 155,906-336,412

Finding the Third Proportional to 155,906 and 336,412

Calculator

Solution

The third proportional to 155,906 and 336,412 is: 725,905.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,906 : 336,412 = 336,412 : x
  2. Step 2: Convert to fraction form
    155,906/336,412 = 336,412/x
  3. Step 3: Cross multiply
    155,906x = 336,412 × 336,412
  4. Step 4: Simplify right side
    155,906x = 113,173,033,744
  5. Step 5: Solve for x
    x = 113,173,033,744/155,906
  6. Step 6: Final answer
    x = 725,905.57

Related Problems

Find third proportional to 77,953 and 168,206
Half scale
Find third proportional to 311,812 and 672,824
Double scale
Find third proportional to 155,908 and 336,416
Similar ratio
Find third proportional to 233,859 and 504,618
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.