Finding the Third Proportional to 311,287.75 and 437,163.75
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Solution
The third proportional to 311,287.75 and 437,163.75 is: 613,940.46
Step by Step Solution
- Step 1: Write the proportion equation
311,287.75 : 437,163.75 = 437,163.75 : x - Step 2: Convert to fraction form
311,287.75/437,163.75 = 437,163.75/x - Step 3: Cross multiply
311,287.75x = 437,163.75 × 437,163.75 - Step 4: Simplify right side
311,287.75x = 191,112,144,314.06 - Step 5: Solve for x
x = 191,112,144,314.06/311,287.75 - Step 6: Final answer
x = 613,940.46
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.