Finding the Third Proportional to 196,566.75 and 311,738.63
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Solution
The third proportional to 196,566.75 and 311,738.63 is: 494,391.70
Step by Step Solution
- Step 1: Write the proportion equation
196,566.75 : 311,738.63 = 311,738.63 : x - Step 2: Convert to fraction form
196,566.75/311,738.63 = 311,738.63/x - Step 3: Cross multiply
196,566.75x = 311,738.63 × 311,738.63 - Step 4: Simplify right side
196,566.75x = 97,180,970,316.89 - Step 5: Solve for x
x = 97,180,970,316.89/196,566.75 - Step 6: Final answer
x = 494,391.70
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.