Home / 155,868-338,304

Finding the Third Proportional to 155,868 and 338,304

Calculator

Solution

The third proportional to 155,868 and 338,304 is: 734,272.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,868 : 338,304 = 338,304 : x
  2. Step 2: Convert to fraction form
    155,868/338,304 = 338,304/x
  3. Step 3: Cross multiply
    155,868x = 338,304 × 338,304
  4. Step 4: Simplify right side
    155,868x = 114,449,596,416
  5. Step 5: Solve for x
    x = 114,449,596,416/155,868
  6. Step 6: Final answer
    x = 734,272.57

Related Problems

Find third proportional to 77,934 and 169,152
Half scale
Find third proportional to 311,736 and 676,608
Double scale
Find third proportional to 155,870 and 338,308
Similar ratio
Find third proportional to 233,802 and 507,456
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.