Home / 157,174-321,610

Finding the Third Proportional to 157,174 and 321,610

Calculator

Solution

The third proportional to 157,174 and 321,610 is: 658,079.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,174 : 321,610 = 321,610 : x
  2. Step 2: Convert to fraction form
    157,174/321,610 = 321,610/x
  3. Step 3: Cross multiply
    157,174x = 321,610 × 321,610
  4. Step 4: Simplify right side
    157,174x = 103,432,992,100
  5. Step 5: Solve for x
    x = 103,432,992,100/157,174
  6. Step 6: Final answer
    x = 658,079.53

Related Problems

Find third proportional to 78,587 and 160,805
Half scale
Find third proportional to 314,348 and 643,220
Double scale
Find third proportional to 157,176 and 321,614
Similar ratio
Find third proportional to 235,761 and 482,415
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.