Finding the Third Proportional to 127,539.56 and 278,040.09
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Solution
The third proportional to 127,539.56 and 278,040.09 is: 606,135.79
Step by Step Solution
- Step 1: Write the proportion equation
127,539.56 : 278,040.09 = 278,040.09 : x - Step 2: Convert to fraction form
127,539.56/278,040.09 = 278,040.09/x - Step 3: Cross multiply
127,539.56x = 278,040.09 × 278,040.09 - Step 4: Simplify right side
127,539.56x = 77,306,293,732.51 - Step 5: Solve for x
x = 77,306,293,732.51/127,539.56 - Step 6: Final answer
x = 606,135.79
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.