Finding the Fourth Proportional to 379,364.30, 568,555.88 and 283,845.05
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Solution
The fourth proportional to 379,364.30, 568,555.88 and 283,845.05 is: 425,400.52
Step by Step Solution
- Step 1: Write the proportion equation
379,364.30 : 568,555.88 = 283,845.05 : x - Step 2: Convert to fraction form
379,364.30/568,555.88 = 283,845.05/x - Step 3: Cross multiply
379,364.30x = 568,555.88 × 283,845.05 - Step 4: Simplify right side
379,364.30x = 161,381,769,343.62 - Step 5: Solve for x
x = 161,381,769,343.62/379,364.30 - Step 6: Final answer
x = 425,400.52
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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.