Finding the Third Proportional to 281,112.75 and 434,805.75
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Solution
The third proportional to 281,112.75 and 434,805.75 is: 672,527.45
Step by Step Solution
- Step 1: Write the proportion equation
281,112.75 : 434,805.75 = 434,805.75 : x - Step 2: Convert to fraction form
281,112.75/434,805.75 = 434,805.75/x - Step 3: Cross multiply
281,112.75x = 434,805.75 × 434,805.75 - Step 4: Simplify right side
281,112.75x = 189,056,040,233.06 - Step 5: Solve for x
x = 189,056,040,233.06/281,112.75 - Step 6: Final answer
x = 672,527.45
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.