Finding the Third Proportional to 318,163.50 and 445,047.75
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Solution
The third proportional to 318,163.50 and 445,047.75 is: 622,533.70
Step by Step Solution
- Step 1: Write the proportion equation
318,163.50 : 445,047.75 = 445,047.75 : x - Step 2: Convert to fraction form
318,163.50/445,047.75 = 445,047.75/x - Step 3: Cross multiply
318,163.50x = 445,047.75 × 445,047.75 - Step 4: Simplify right side
318,163.50x = 198,067,499,780.06 - Step 5: Solve for x
x = 198,067,499,780.06/318,163.50 - Step 6: Final answer
x = 622,533.70
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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.