Finding the Third Proportional to 129,108 and 278,610
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Solution
The third proportional to 129,108 and 278,610 is: 601,229.45
Step by Step Solution
- Step 1: Write the proportion equation
129,108 : 278,610 = 278,610 : x - Step 2: Convert to fraction form
129,108/278,610 = 278,610/x - Step 3: Cross multiply
129,108x = 278,610 × 278,610 - Step 4: Simplify right side
129,108x = 77,623,532,100 - Step 5: Solve for x
x = 77,623,532,100/129,108 - Step 6: Final answer
x = 601,229.45
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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.