Finding the Fourth Proportional to 299,252.39, 449,043.82 and 121,884.26
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Solution
The fourth proportional to 299,252.39, 449,043.82 and 121,884.26 is: 182,893.68
Step by Step Solution
- Step 1: Write the proportion equation
299,252.39 : 449,043.82 = 121,884.26 : x - Step 2: Convert to fraction form
299,252.39/449,043.82 = 121,884.26/x - Step 3: Cross multiply
299,252.39x = 449,043.82 × 121,884.26 - Step 4: Simplify right side
299,252.39x = 54,731,371,158.34 - Step 5: Solve for x
x = 54,731,371,158.34/299,252.39 - Step 6: Final answer
x = 182,893.68
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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.