Finding the Third Proportional to 190,579.50 and 278,704.13
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Solution
The third proportional to 190,579.50 and 278,704.13 is: 407,577.88
Step by Step Solution
- Step 1: Write the proportion equation
190,579.50 : 278,704.13 = 278,704.13 : x - Step 2: Convert to fraction form
190,579.50/278,704.13 = 278,704.13/x - Step 3: Cross multiply
190,579.50x = 278,704.13 × 278,704.13 - Step 4: Simplify right side
190,579.50x = 77,675,989,292.02 - Step 5: Solve for x
x = 77,675,989,292.02/190,579.50 - Step 6: Final answer
x = 407,577.88
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.