Home / 156,782-338,344

Finding the Third Proportional to 156,782 and 338,344

Calculator

Solution

The third proportional to 156,782 and 338,344 is: 730,164.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,782 : 338,344 = 338,344 : x
  2. Step 2: Convert to fraction form
    156,782/338,344 = 338,344/x
  3. Step 3: Cross multiply
    156,782x = 338,344 × 338,344
  4. Step 4: Simplify right side
    156,782x = 114,476,662,336
  5. Step 5: Solve for x
    x = 114,476,662,336/156,782
  6. Step 6: Final answer
    x = 730,164.57

Related Problems

Find third proportional to 78,391 and 169,172
Half scale
Find third proportional to 313,564 and 676,688
Double scale
Find third proportional to 156,784 and 338,348
Similar ratio
Find third proportional to 235,173 and 507,516
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.