Finding the Third Proportional to 325,988.50 and 687,373.75
Calculator
Solution
The third proportional to 325,988.50 and 687,373.75 is: 1,449,384.48
Step by Step Solution
- Step 1: Write the proportion equation
325,988.50 : 687,373.75 = 687,373.75 : x - Step 2: Convert to fraction form
325,988.50/687,373.75 = 687,373.75/x - Step 3: Cross multiply
325,988.50x = 687,373.75 × 687,373.75 - Step 4: Simplify right side
325,988.50x = 472,482,672,189.06 - Step 5: Solve for x
x = 472,482,672,189.06/325,988.50 - Step 6: Final answer
x = 1,449,384.48
Related Problems
Find third proportional to 162,994.25 and 343,686.88
Half scale
Find third proportional to 651,977 and 1,374,747.50
Double scale
Find third proportional to 325,991 and 687,378
Similar ratio
Find third proportional to 488,982.75 and 1,031,060.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.