Finding the Fourth Proportional to 382,349.63, 573,487.29 and 116,112.49
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Solution
The fourth proportional to 382,349.63, 573,487.29 and 116,112.49 is: 174,157.45
Step by Step Solution
- Step 1: Write the proportion equation
382,349.63 : 573,487.29 = 116,112.49 : x - Step 2: Convert to fraction form
382,349.63/573,487.29 = 116,112.49/x - Step 3: Cross multiply
382,349.63x = 573,487.29 × 116,112.49 - Step 4: Simplify right side
382,349.63x = 66,589,035,791.53 - Step 5: Solve for x
x = 66,589,035,791.53/382,349.63 - Step 6: Final answer
x = 174,157.45
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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.