Home / 171,390-371,383

Finding the Third Proportional to 171,390 and 371,383

Calculator

Solution

The third proportional to 171,390 and 371,383 is: 804,745.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,390 : 371,383 = 371,383 : x
  2. Step 2: Convert to fraction form
    171,390/371,383 = 371,383/x
  3. Step 3: Cross multiply
    171,390x = 371,383 × 371,383
  4. Step 4: Simplify right side
    171,390x = 137,925,332,689
  5. Step 5: Solve for x
    x = 137,925,332,689/171,390
  6. Step 6: Final answer
    x = 804,745.51

Related Problems

Find third proportional to 85,695 and 185,691.50
Half scale
Find third proportional to 342,780 and 742,766
Double scale
Find third proportional to 171,392 and 371,387
Similar ratio
Find third proportional to 257,085 and 557,074.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.