Home / 156,678-344,460

Finding the Third Proportional to 156,678 and 344,460

Calculator

Solution

The third proportional to 156,678 and 344,460 is: 757,302.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,678 : 344,460 = 344,460 : x
  2. Step 2: Convert to fraction form
    156,678/344,460 = 344,460/x
  3. Step 3: Cross multiply
    156,678x = 344,460 × 344,460
  4. Step 4: Simplify right side
    156,678x = 118,652,691,600
  5. Step 5: Solve for x
    x = 118,652,691,600/156,678
  6. Step 6: Final answer
    x = 757,302.82

Related Problems

Find third proportional to 78,339 and 172,230
Half scale
Find third proportional to 313,356 and 688,920
Double scale
Find third proportional to 156,680 and 344,464
Similar ratio
Find third proportional to 235,017 and 516,690
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.