Finding the Fourth Proportional to 385,770.26, 578,374.99 and 161,194.97
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Solution
The fourth proportional to 385,770.26, 578,374.99 and 161,194.97 is: 241,675.28
Step by Step Solution
- Step 1: Write the proportion equation
385,770.26 : 578,374.99 = 161,194.97 : x - Step 2: Convert to fraction form
385,770.26/578,374.99 = 161,194.97/x - Step 3: Cross multiply
385,770.26x = 578,374.99 × 161,194.97 - Step 4: Simplify right side
385,770.26x = 93,231,135,866.94 - Step 5: Solve for x
x = 93,231,135,866.94/385,770.26 - Step 6: Final answer
x = 241,675.28
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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.