Home / 485,344-734,805

Finding the Third Proportional to 485,344 and 734,805

Calculator

Solution

The third proportional to 485,344 and 734,805 is: 1,112,485.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,344 : 734,805 = 734,805 : x
  2. Step 2: Convert to fraction form
    485,344/734,805 = 734,805/x
  3. Step 3: Cross multiply
    485,344x = 734,805 × 734,805
  4. Step 4: Simplify right side
    485,344x = 539,938,388,025
  5. Step 5: Solve for x
    x = 539,938,388,025/485,344
  6. Step 6: Final answer
    x = 1,112,485.96

Related Problems

Find third proportional to 242,672 and 367,402.50
Half scale
Find third proportional to 970,688 and 1,469,610
Double scale
Find third proportional to 485,346 and 734,808
Similar ratio
Find third proportional to 728,016 and 1,102,207.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.