Finding the Third Proportional to 276,108.75 and 419,630.63
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Solution
The third proportional to 276,108.75 and 419,630.63 is: 637,755.45
Step by Step Solution
- Step 1: Write the proportion equation
276,108.75 : 419,630.63 = 419,630.63 : x - Step 2: Convert to fraction form
276,108.75/419,630.63 = 419,630.63/x - Step 3: Cross multiply
276,108.75x = 419,630.63 × 419,630.63 - Step 4: Simplify right side
276,108.75x = 176,089,861,437.89 - Step 5: Solve for x
x = 176,089,861,437.89/276,108.75 - Step 6: Final answer
x = 637,755.45
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.