Finding the Fourth Proportional to 329,690.63, 494,575.61 and 116,414.66
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Solution
The fourth proportional to 329,690.63, 494,575.61 and 116,414.66 is: 174,635.99
Step by Step Solution
- Step 1: Write the proportion equation
329,690.63 : 494,575.61 = 116,414.66 : x - Step 2: Convert to fraction form
329,690.63/494,575.61 = 116,414.66/x - Step 3: Cross multiply
329,690.63x = 494,575.61 × 116,414.66 - Step 4: Simplify right side
329,690.63x = 57,575,848,427.49 - Step 5: Solve for x
x = 57,575,848,427.49/329,690.63 - Step 6: Final answer
x = 174,635.99
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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.