Finding the Third Proportional to 303,355.13 and 436,989.94
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Solution
The third proportional to 303,355.13 and 436,989.94 is: 629,493.92
Step by Step Solution
- Step 1: Write the proportion equation
303,355.13 : 436,989.94 = 436,989.94 : x - Step 2: Convert to fraction form
303,355.13/436,989.94 = 436,989.94/x - Step 3: Cross multiply
303,355.13x = 436,989.94 × 436,989.94 - Step 4: Simplify right side
303,355.13x = 190,960,205,476.25 - Step 5: Solve for x
x = 190,960,205,476.25/303,355.13 - Step 6: Final answer
x = 629,493.92
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.