Home / 202,382-438,295

Finding the Third Proportional to 202,382 and 438,295

Calculator

Solution

The third proportional to 202,382 and 438,295 is: 949,207.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,382 : 438,295 = 438,295 : x
  2. Step 2: Convert to fraction form
    202,382/438,295 = 438,295/x
  3. Step 3: Cross multiply
    202,382x = 438,295 × 438,295
  4. Step 4: Simplify right side
    202,382x = 192,102,507,025
  5. Step 5: Solve for x
    x = 192,102,507,025/202,382
  6. Step 6: Final answer
    x = 949,207.47

Related Problems

Find third proportional to 101,191 and 219,147.50
Half scale
Find third proportional to 404,764 and 876,590
Double scale
Find third proportional to 202,384 and 438,299
Similar ratio
Find third proportional to 303,573 and 657,442.50
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.