Finding the Fourth Proportional to 327,968.70, 492,039.45 and 117,584.70
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Solution
The fourth proportional to 327,968.70, 492,039.45 and 117,584.70 is: 176,408.03
Step by Step Solution
- Step 1: Write the proportion equation
327,968.70 : 492,039.45 = 117,584.70 : x - Step 2: Convert to fraction form
327,968.70/492,039.45 = 117,584.70/x - Step 3: Cross multiply
327,968.70x = 492,039.45 × 117,584.70 - Step 4: Simplify right side
327,968.70x = 57,856,311,116.42 - Step 5: Solve for x
x = 57,856,311,116.42/327,968.70 - Step 6: Final answer
x = 176,408.03
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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.