Home / 381,376-837,432

Finding the Third Proportional to 381,376 and 837,432

Calculator

Solution

The third proportional to 381,376 and 837,432 is: 1,838,847.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,376 : 837,432 = 837,432 : x
  2. Step 2: Convert to fraction form
    381,376/837,432 = 837,432/x
  3. Step 3: Cross multiply
    381,376x = 837,432 × 837,432
  4. Step 4: Simplify right side
    381,376x = 701,292,354,624
  5. Step 5: Solve for x
    x = 701,292,354,624/381,376
  6. Step 6: Final answer
    x = 1,838,847.63

Related Problems

Find third proportional to 190,688 and 418,716
Half scale
Find third proportional to 762,752 and 1,674,864
Double scale
Find third proportional to 381,378 and 837,436
Similar ratio
Find third proportional to 572,064 and 1,256,148
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.