Home / 156,462-336,509

Finding the Third Proportional to 156,462 and 336,509

Calculator

Solution

The third proportional to 156,462 and 336,509 is: 723,743.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,462 : 336,509 = 336,509 : x
  2. Step 2: Convert to fraction form
    156,462/336,509 = 336,509/x
  3. Step 3: Cross multiply
    156,462x = 336,509 × 336,509
  4. Step 4: Simplify right side
    156,462x = 113,238,307,081
  5. Step 5: Solve for x
    x = 113,238,307,081/156,462
  6. Step 6: Final answer
    x = 723,743.19

Related Problems

Find third proportional to 78,231 and 168,254.50
Half scale
Find third proportional to 312,924 and 673,018
Double scale
Find third proportional to 156,464 and 336,513
Similar ratio
Find third proportional to 234,693 and 504,763.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.