Home / 156,798-344,809

Finding the Third Proportional to 156,798 and 344,809

Calculator

Solution

The third proportional to 156,798 and 344,809 is: 758,257.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,798 : 344,809 = 344,809 : x
  2. Step 2: Convert to fraction form
    156,798/344,809 = 344,809/x
  3. Step 3: Cross multiply
    156,798x = 344,809 × 344,809
  4. Step 4: Simplify right side
    156,798x = 118,893,246,481
  5. Step 5: Solve for x
    x = 118,893,246,481/156,798
  6. Step 6: Final answer
    x = 758,257.42

Related Problems

Find third proportional to 78,399 and 172,404.50
Half scale
Find third proportional to 313,596 and 689,618
Double scale
Find third proportional to 156,800 and 344,813
Similar ratio
Find third proportional to 235,197 and 517,213.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.