Finding the Third Proportional to 153,515.25 and 331,998.75
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Solution
The third proportional to 153,515.25 and 331,998.75 is: 717,994.92
Step by Step Solution
- Step 1: Write the proportion equation
153,515.25 : 331,998.75 = 331,998.75 : x - Step 2: Convert to fraction form
153,515.25/331,998.75 = 331,998.75/x - Step 3: Cross multiply
153,515.25x = 331,998.75 × 331,998.75 - Step 4: Simplify right side
153,515.25x = 110,223,170,001.56 - Step 5: Solve for x
x = 110,223,170,001.56/153,515.25 - Step 6: Final answer
x = 717,994.92
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.