Home / 201,866-438,075

Finding the Third Proportional to 201,866 and 438,075

Calculator

Solution

The third proportional to 201,866 and 438,075 is: 950,678.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,866 : 438,075 = 438,075 : x
  2. Step 2: Convert to fraction form
    201,866/438,075 = 438,075/x
  3. Step 3: Cross multiply
    201,866x = 438,075 × 438,075
  4. Step 4: Simplify right side
    201,866x = 191,909,705,625
  5. Step 5: Solve for x
    x = 191,909,705,625/201,866
  6. Step 6: Final answer
    x = 950,678.70

Related Problems

Find third proportional to 100,933 and 219,037.50
Half scale
Find third proportional to 403,732 and 876,150
Double scale
Find third proportional to 201,868 and 438,079
Similar ratio
Find third proportional to 302,799 and 657,112.50
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.