Finding the Third Proportional to 203,911.50 and 311,235.75
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Solution
The third proportional to 203,911.50 and 311,235.75 is: 475,047.71
Step by Step Solution
- Step 1: Write the proportion equation
203,911.50 : 311,235.75 = 311,235.75 : x - Step 2: Convert to fraction form
203,911.50/311,235.75 = 311,235.75/x - Step 3: Cross multiply
203,911.50x = 311,235.75 × 311,235.75 - Step 4: Simplify right side
203,911.50x = 96,867,692,078.06 - Step 5: Solve for x
x = 96,867,692,078.06/203,911.50 - Step 6: Final answer
x = 475,047.71
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.