Finding the Fourth Proportional to 446,657.68, 669,897.42 and 218,855.44
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Solution
The fourth proportional to 446,657.68, 669,897.42 and 218,855.44 is: 328,239.50
Step by Step Solution
- Step 1: Write the proportion equation
446,657.68 : 669,897.42 = 218,855.44 : x - Step 2: Convert to fraction form
446,657.68/669,897.42 = 218,855.44/x - Step 3: Cross multiply
446,657.68x = 669,897.42 × 218,855.44 - Step 4: Simplify right side
446,657.68x = 146,610,694,608.97 - Step 5: Solve for x
x = 146,610,694,608.97/446,657.68 - Step 6: Final answer
x = 328,239.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.