Home / 638,502-1,396,668

Finding the Third Proportional to 638,502 and 1,396,668

Calculator

Solution

The third proportional to 638,502 and 1,396,668 is: 3,055,090.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,502 : 1,396,668 = 1,396,668 : x
  2. Step 2: Convert to fraction form
    638,502/1,396,668 = 1,396,668/x
  3. Step 3: Cross multiply
    638,502x = 1,396,668 × 1,396,668
  4. Step 4: Simplify right side
    638,502x = 1,950,681,502,224
  5. Step 5: Solve for x
    x = 1,950,681,502,224/638,502
  6. Step 6: Final answer
    x = 3,055,090.67

Related Problems

Find third proportional to 319,251 and 698,334
Half scale
Find third proportional to 1,277,004 and 2,793,336
Double scale
Find third proportional to 638,504 and 1,396,672
Similar ratio
Find third proportional to 957,753 and 2,095,002
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.