Finding the Third Proportional to 252,110.25 and 390,390.75
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Solution
The third proportional to 252,110.25 and 390,390.75 is: 604,517.02
Step by Step Solution
- Step 1: Write the proportion equation
252,110.25 : 390,390.75 = 390,390.75 : x - Step 2: Convert to fraction form
252,110.25/390,390.75 = 390,390.75/x - Step 3: Cross multiply
252,110.25x = 390,390.75 × 390,390.75 - Step 4: Simplify right side
252,110.25x = 152,404,937,685.56 - Step 5: Solve for x
x = 152,404,937,685.56/252,110.25 - Step 6: Final answer
x = 604,517.02
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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.