Home / 208,721-444,431

Finding the Third Proportional to 208,721 and 444,431

Calculator

Solution

The third proportional to 208,721 and 444,431 is: 946,329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,721 : 444,431 = 444,431 : x
  2. Step 2: Convert to fraction form
    208,721/444,431 = 444,431/x
  3. Step 3: Cross multiply
    208,721x = 444,431 × 444,431
  4. Step 4: Simplify right side
    208,721x = 197,518,913,761
  5. Step 5: Solve for x
    x = 197,518,913,761/208,721
  6. Step 6: Final answer
    x = 946,329.86

Related Problems

Find third proportional to 104,360.50 and 222,215.50
Half scale
Find third proportional to 417,442 and 888,862
Double scale
Find third proportional to 208,723 and 444,435
Similar ratio
Find third proportional to 313,081.50 and 666,646.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.