Finding the Third Proportional to 219,615 and 479,508
Calculator
Solution
The third proportional to 219,615 and 479,508 is: 1,046,959.10
Step by Step Solution
- Step 1: Write the proportion equation
219,615 : 479,508 = 479,508 : x - Step 2: Convert to fraction form
219,615/479,508 = 479,508/x - Step 3: Cross multiply
219,615x = 479,508 × 479,508 - Step 4: Simplify right side
219,615x = 229,927,922,064 - Step 5: Solve for x
x = 229,927,922,064/219,615 - Step 6: Final answer
x = 1,046,959.10
Related Problems
Find third proportional to 109,807.50 and 239,754
Half scale
Find third proportional to 439,230 and 959,016
Double scale
Find third proportional to 219,617 and 479,512
Similar ratio
Find third proportional to 329,422.50 and 719,262
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.