Home / 338,839-705,748

Finding the Third Proportional to 338,839 and 705,748

Calculator

Solution

The third proportional to 338,839 and 705,748 is: 1,469,961.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,839 : 705,748 = 705,748 : x
  2. Step 2: Convert to fraction form
    338,839/705,748 = 705,748/x
  3. Step 3: Cross multiply
    338,839x = 705,748 × 705,748
  4. Step 4: Simplify right side
    338,839x = 498,080,239,504
  5. Step 5: Solve for x
    x = 498,080,239,504/338,839
  6. Step 6: Final answer
    x = 1,469,961.37

Related Problems

Find third proportional to 169,419.50 and 352,874
Half scale
Find third proportional to 677,678 and 1,411,496
Double scale
Find third proportional to 338,841 and 705,752
Similar ratio
Find third proportional to 508,258.50 and 1,058,622
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.