Home / 156,940-348,751

Finding the Third Proportional to 156,940 and 348,751

Calculator

Solution

The third proportional to 156,940 and 348,751 is: 774,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,940 : 348,751 = 348,751 : x
  2. Step 2: Convert to fraction form
    156,940/348,751 = 348,751/x
  3. Step 3: Cross multiply
    156,940x = 348,751 × 348,751
  4. Step 4: Simplify right side
    156,940x = 121,627,260,001
  5. Step 5: Solve for x
    x = 121,627,260,001/156,940
  6. Step 6: Final answer
    x = 774,992.10

Related Problems

Find third proportional to 78,470 and 174,375.50
Half scale
Find third proportional to 313,880 and 697,502
Double scale
Find third proportional to 156,942 and 348,755
Similar ratio
Find third proportional to 235,410 and 523,126.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.