Finding the Third Proportional to 457,323.75 and 679,353.75
Calculator
Solution
The third proportional to 457,323.75 and 679,353.75 is: 1,009,178.98
Step by Step Solution
- Step 1: Write the proportion equation
457,323.75 : 679,353.75 = 679,353.75 : x - Step 2: Convert to fraction form
457,323.75/679,353.75 = 679,353.75/x - Step 3: Cross multiply
457,323.75x = 679,353.75 × 679,353.75 - Step 4: Simplify right side
457,323.75x = 461,521,517,639.06 - Step 5: Solve for x
x = 461,521,517,639.06/457,323.75 - Step 6: Final answer
x = 1,009,178.98
Related Problems
Find third proportional to 228,661.88 and 339,676.88
Half scale
Find third proportional to 914,647.50 and 1,358,707.50
Double scale
Find third proportional to 457,326 and 679,357
Similar ratio
Find third proportional to 685,985.63 and 1,019,030.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.