Home / 208,135-447,891

Finding the Third Proportional to 208,135 and 447,891

Calculator

Solution

The third proportional to 208,135 and 447,891 is: 963,828.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,135 : 447,891 = 447,891 : x
  2. Step 2: Convert to fraction form
    208,135/447,891 = 447,891/x
  3. Step 3: Cross multiply
    208,135x = 447,891 × 447,891
  4. Step 4: Simplify right side
    208,135x = 200,606,347,881
  5. Step 5: Solve for x
    x = 200,606,347,881/208,135
  6. Step 6: Final answer
    x = 963,828.03

Related Problems

Find third proportional to 104,067.50 and 223,945.50
Half scale
Find third proportional to 416,270 and 895,782
Double scale
Find third proportional to 208,137 and 447,895
Similar ratio
Find third proportional to 312,202.50 and 671,836.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.