Home / 237,110-421,589

Finding the Third Proportional to 237,110 and 421,589

Calculator

Solution

The third proportional to 237,110 and 421,589 is: 749,598.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,110 : 421,589 = 421,589 : x
  2. Step 2: Convert to fraction form
    237,110/421,589 = 421,589/x
  3. Step 3: Cross multiply
    237,110x = 421,589 × 421,589
  4. Step 4: Simplify right side
    237,110x = 177,737,284,921
  5. Step 5: Solve for x
    x = 177,737,284,921/237,110
  6. Step 6: Final answer
    x = 749,598.43

Related Problems

Find third proportional to 118,555 and 210,794.50
Half scale
Find third proportional to 474,220 and 843,178
Double scale
Find third proportional to 237,112 and 421,593
Similar ratio
Find third proportional to 355,665 and 632,383.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.