Home / 201,574-439,436

Finding the Third Proportional to 201,574 and 439,436

Calculator

Solution

The third proportional to 201,574 and 439,436 is: 957,980.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,574 : 439,436 = 439,436 : x
  2. Step 2: Convert to fraction form
    201,574/439,436 = 439,436/x
  3. Step 3: Cross multiply
    201,574x = 439,436 × 439,436
  4. Step 4: Simplify right side
    201,574x = 193,103,998,096
  5. Step 5: Solve for x
    x = 193,103,998,096/201,574
  6. Step 6: Final answer
    x = 957,980.68

Related Problems

Find third proportional to 100,787 and 219,718
Half scale
Find third proportional to 403,148 and 878,872
Double scale
Find third proportional to 201,576 and 439,440
Similar ratio
Find third proportional to 302,361 and 659,154
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.