Finding the Fourth Proportional to 325,575.11, 488,396.49 and 88,917.75
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Solution
The fourth proportional to 325,575.11, 488,396.49 and 88,917.75 is: 133,385.86
Step by Step Solution
- Step 1: Write the proportion equation
325,575.11 : 488,396.49 = 88,917.75 : x - Step 2: Convert to fraction form
325,575.11/488,396.49 = 88,917.75/x - Step 3: Cross multiply
325,575.11x = 488,396.49 × 88,917.75 - Step 4: Simplify right side
325,575.11x = 43,427,116,665.26 - Step 5: Solve for x
x = 43,427,116,665.26/325,575.11 - Step 6: Final answer
x = 133,385.86
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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.