Home / 393,716-610,797

Finding the Third Proportional to 393,716 and 610,797

Calculator

Solution

The third proportional to 393,716 and 610,797 is: 947,568.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,716 : 610,797 = 610,797 : x
  2. Step 2: Convert to fraction form
    393,716/610,797 = 610,797/x
  3. Step 3: Cross multiply
    393,716x = 610,797 × 610,797
  4. Step 4: Simplify right side
    393,716x = 373,072,975,209
  5. Step 5: Solve for x
    x = 373,072,975,209/393,716
  6. Step 6: Final answer
    x = 947,568.74

Related Problems

Find third proportional to 196,858 and 305,398.50
Half scale
Find third proportional to 787,432 and 1,221,594
Double scale
Find third proportional to 393,718 and 610,800
Similar ratio
Find third proportional to 590,574 and 916,195.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.