Home / 356,403-768,066

Finding the Third Proportional to 356,403 and 768,066

Calculator

Solution

The third proportional to 356,403 and 768,066 is: 1,655,220.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,403 : 768,066 = 768,066 : x
  2. Step 2: Convert to fraction form
    356,403/768,066 = 768,066/x
  3. Step 3: Cross multiply
    356,403x = 768,066 × 768,066
  4. Step 4: Simplify right side
    356,403x = 589,925,380,356
  5. Step 5: Solve for x
    x = 589,925,380,356/356,403
  6. Step 6: Final answer
    x = 1,655,220.02

Related Problems

Find third proportional to 178,201.50 and 384,033
Half scale
Find third proportional to 712,806 and 1,536,132
Double scale
Find third proportional to 356,405 and 768,070
Similar ratio
Find third proportional to 534,604.50 and 1,152,099
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.