Home / 155,754-340,992

Finding the Third Proportional to 155,754 and 340,992

Calculator

Solution

The third proportional to 155,754 and 340,992 is: 746,533.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,754 : 340,992 = 340,992 : x
  2. Step 2: Convert to fraction form
    155,754/340,992 = 340,992/x
  3. Step 3: Cross multiply
    155,754x = 340,992 × 340,992
  4. Step 4: Simplify right side
    155,754x = 116,275,544,064
  5. Step 5: Solve for x
    x = 116,275,544,064/155,754
  6. Step 6: Final answer
    x = 746,533.28

Related Problems

Find third proportional to 77,877 and 170,496
Half scale
Find third proportional to 311,508 and 681,984
Double scale
Find third proportional to 155,756 and 340,996
Similar ratio
Find third proportional to 233,631 and 511,488
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.