Home / 183,723-393,688

Finding the Third Proportional to 183,723 and 393,688

Calculator

Solution

The third proportional to 183,723 and 393,688 is: 843,608.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,723 : 393,688 = 393,688 : x
  2. Step 2: Convert to fraction form
    183,723/393,688 = 393,688/x
  3. Step 3: Cross multiply
    183,723x = 393,688 × 393,688
  4. Step 4: Simplify right side
    183,723x = 154,990,241,344
  5. Step 5: Solve for x
    x = 154,990,241,344/183,723
  6. Step 6: Final answer
    x = 843,608.27

Related Problems

Find third proportional to 91,861.50 and 196,844
Half scale
Find third proportional to 367,446 and 787,376
Double scale
Find third proportional to 183,725 and 393,692
Similar ratio
Find third proportional to 275,584.50 and 590,532
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.