Home / 393,686-610,762

Finding the Third Proportional to 393,686 and 610,762

Calculator

Solution

The third proportional to 393,686 and 610,762 is: 947,532.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,686 : 610,762 = 610,762 : x
  2. Step 2: Convert to fraction form
    393,686/610,762 = 610,762/x
  3. Step 3: Cross multiply
    393,686x = 610,762 × 610,762
  4. Step 4: Simplify right side
    393,686x = 373,030,220,644
  5. Step 5: Solve for x
    x = 373,030,220,644/393,686
  6. Step 6: Final answer
    x = 947,532.35

Related Problems

Find third proportional to 196,843 and 305,381
Half scale
Find third proportional to 787,372 and 1,221,524
Double scale
Find third proportional to 393,688 and 610,765
Similar ratio
Find third proportional to 590,529 and 916,143
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.