Home / 381,840-754,041

Finding the Third Proportional to 381,840 and 754,041

Calculator

Solution

The third proportional to 381,840 and 754,041 is: 1,489,047.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,840 : 754,041 = 754,041 : x
  2. Step 2: Convert to fraction form
    381,840/754,041 = 754,041/x
  3. Step 3: Cross multiply
    381,840x = 754,041 × 754,041
  4. Step 4: Simplify right side
    381,840x = 568,577,829,681
  5. Step 5: Solve for x
    x = 568,577,829,681/381,840
  6. Step 6: Final answer
    x = 1,489,047.32

Related Problems

Find third proportional to 190,920 and 377,020.50
Half scale
Find third proportional to 763,680 and 1,508,082
Double scale
Find third proportional to 381,842 and 754,045
Similar ratio
Find third proportional to 572,760 and 1,131,061.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.