Home / 450,343-989,261

Finding the Third Proportional to 450,343 and 989,261

Calculator

Solution

The third proportional to 450,343 and 989,261 is: 2,173,093.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,343 : 989,261 = 989,261 : x
  2. Step 2: Convert to fraction form
    450,343/989,261 = 989,261/x
  3. Step 3: Cross multiply
    450,343x = 989,261 × 989,261
  4. Step 4: Simplify right side
    450,343x = 978,637,326,121
  5. Step 5: Solve for x
    x = 978,637,326,121/450,343
  6. Step 6: Final answer
    x = 2,173,093.23

Related Problems

Find third proportional to 225,171.50 and 494,630.50
Half scale
Find third proportional to 900,686 and 1,978,522
Double scale
Find third proportional to 450,345 and 989,265
Similar ratio
Find third proportional to 675,514.50 and 1,483,891.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.