Home / 155,548-338,751

Finding the Third Proportional to 155,548 and 338,751

Calculator

Solution

The third proportional to 155,548 and 338,751 is: 737,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,548 : 338,751 = 338,751 : x
  2. Step 2: Convert to fraction form
    155,548/338,751 = 338,751/x
  3. Step 3: Cross multiply
    155,548x = 338,751 × 338,751
  4. Step 4: Simplify right side
    155,548x = 114,752,240,001
  5. Step 5: Solve for x
    x = 114,752,240,001/155,548
  6. Step 6: Final answer
    x = 737,728.80

Related Problems

Find third proportional to 77,774 and 169,375.50
Half scale
Find third proportional to 311,096 and 677,502
Double scale
Find third proportional to 155,550 and 338,755
Similar ratio
Find third proportional to 233,322 and 508,126.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.