Home / 156,466.50-320,373

Finding the Third Proportional to 156,466.50 and 320,373

Calculator

Solution

The third proportional to 156,466.50 and 320,373 is: 655,979.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,466.50 : 320,373 = 320,373 : x
  2. Step 2: Convert to fraction form
    156,466.50/320,373 = 320,373/x
  3. Step 3: Cross multiply
    156,466.50x = 320,373 × 320,373
  4. Step 4: Simplify right side
    156,466.50x = 102,638,859,129
  5. Step 5: Solve for x
    x = 102,638,859,129/156,466.50
  6. Step 6: Final answer
    x = 655,979.77

Related Problems

Find third proportional to 78,233.25 and 160,186.50
Half scale
Find third proportional to 312,933 and 640,746
Double scale
Find third proportional to 156,469 and 320,377
Similar ratio
Find third proportional to 234,699.75 and 480,559.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.