Finding the Third Proportional to 303,310.50 and 455,938.50
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Solution
The third proportional to 303,310.50 and 455,938.50 is: 685,369.99
Step by Step Solution
- Step 1: Write the proportion equation
303,310.50 : 455,938.50 = 455,938.50 : x - Step 2: Convert to fraction form
303,310.50/455,938.50 = 455,938.50/x - Step 3: Cross multiply
303,310.50x = 455,938.50 × 455,938.50 - Step 4: Simplify right side
303,310.50x = 207,879,915,782.25 - Step 5: Solve for x
x = 207,879,915,782.25/303,310.50 - Step 6: Final answer
x = 685,369.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.