Home / 164,320-336,427

Finding the Third Proportional to 164,320 and 336,427

Calculator

Solution

The third proportional to 164,320 and 336,427 is: 688,797.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,320 : 336,427 = 336,427 : x
  2. Step 2: Convert to fraction form
    164,320/336,427 = 336,427/x
  3. Step 3: Cross multiply
    164,320x = 336,427 × 336,427
  4. Step 4: Simplify right side
    164,320x = 113,183,126,329
  5. Step 5: Solve for x
    x = 113,183,126,329/164,320
  6. Step 6: Final answer
    x = 688,797.02

Related Problems

Find third proportional to 82,160 and 168,213.50
Half scale
Find third proportional to 328,640 and 672,854
Double scale
Find third proportional to 164,322 and 336,431
Similar ratio
Find third proportional to 246,480 and 504,640.50
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.