Home / 187,881-331,128

Finding the Third Proportional to 187,881 and 331,128

Calculator

Solution

The third proportional to 187,881 and 331,128 is: 583,591.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,881 : 331,128 = 331,128 : x
  2. Step 2: Convert to fraction form
    187,881/331,128 = 331,128/x
  3. Step 3: Cross multiply
    187,881x = 331,128 × 331,128
  4. Step 4: Simplify right side
    187,881x = 109,645,752,384
  5. Step 5: Solve for x
    x = 109,645,752,384/187,881
  6. Step 6: Final answer
    x = 583,591.49

Related Problems

Find third proportional to 93,940.50 and 165,564
Half scale
Find third proportional to 375,762 and 662,256
Double scale
Find third proportional to 187,883 and 331,132
Similar ratio
Find third proportional to 281,821.50 and 496,692
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.