Home / 172,986-368,292

Finding the Third Proportional to 172,986 and 368,292

Calculator

Solution

The third proportional to 172,986 and 368,292 is: 784,103.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,986 : 368,292 = 368,292 : x
  2. Step 2: Convert to fraction form
    172,986/368,292 = 368,292/x
  3. Step 3: Cross multiply
    172,986x = 368,292 × 368,292
  4. Step 4: Simplify right side
    172,986x = 135,638,997,264
  5. Step 5: Solve for x
    x = 135,638,997,264/172,986
  6. Step 6: Final answer
    x = 784,103.90

Related Problems

Find third proportional to 86,493 and 184,146
Half scale
Find third proportional to 345,972 and 736,584
Double scale
Find third proportional to 172,988 and 368,296
Similar ratio
Find third proportional to 259,479 and 552,438
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.