Finding the Third Proportional to 258,855 and 530,250
Calculator
Solution
The third proportional to 258,855 and 530,250 is: 1,086,187.49
Step by Step Solution
- Step 1: Write the proportion equation
258,855 : 530,250 = 530,250 : x - Step 2: Convert to fraction form
258,855/530,250 = 530,250/x - Step 3: Cross multiply
258,855x = 530,250 × 530,250 - Step 4: Simplify right side
258,855x = 281,165,062,500 - Step 5: Solve for x
x = 281,165,062,500/258,855 - Step 6: Final answer
x = 1,086,187.49
Related Problems
Find third proportional to 129,427.50 and 265,125
Half scale
Find third proportional to 517,710 and 1,060,500
Double scale
Find third proportional to 258,857 and 530,254
Similar ratio
Find third proportional to 388,282.50 and 795,375
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.