Finding the Fourth Proportional to 329,113.96, 493,568.82 and 118,724.44
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Solution
The fourth proportional to 329,113.96, 493,568.82 and 118,724.44 is: 178,049.82
Step by Step Solution
- Step 1: Write the proportion equation
329,113.96 : 493,568.82 = 118,724.44 : x - Step 2: Convert to fraction form
329,113.96/493,568.82 = 118,724.44/x - Step 3: Cross multiply
329,113.96x = 493,568.82 × 118,724.44 - Step 4: Simplify right side
329,113.96x = 58,598,681,755.96 - Step 5: Solve for x
x = 58,598,681,755.96/329,113.96 - Step 6: Final answer
x = 178,049.82
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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.