Home / 451,458-980,676

Finding the Third Proportional to 451,458 and 980,676

Calculator

Solution

The third proportional to 451,458 and 980,676 is: 2,130,265.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,458 : 980,676 = 980,676 : x
  2. Step 2: Convert to fraction form
    451,458/980,676 = 980,676/x
  3. Step 3: Cross multiply
    451,458x = 980,676 × 980,676
  4. Step 4: Simplify right side
    451,458x = 961,725,416,976
  5. Step 5: Solve for x
    x = 961,725,416,976/451,458
  6. Step 6: Final answer
    x = 2,130,265.53

Related Problems

Find third proportional to 225,729 and 490,338
Half scale
Find third proportional to 902,916 and 1,961,352
Double scale
Find third proportional to 451,460 and 980,680
Similar ratio
Find third proportional to 677,187 and 1,471,014
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.