Finding the Fourth Proportional to 505,349.58, 758,420.56 and 352,553.02
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Solution
The fourth proportional to 505,349.58, 758,420.56 and 352,553.02 is: 529,105.93
Step by Step Solution
- Step 1: Write the proportion equation
505,349.58 : 758,420.56 = 352,553.02 : x - Step 2: Convert to fraction form
505,349.58/758,420.56 = 352,553.02/x - Step 3: Cross multiply
505,349.58x = 758,420.56 × 352,553.02 - Step 4: Simplify right side
505,349.58x = 267,383,458,858.09 - Step 5: Solve for x
x = 267,383,458,858.09/505,349.58 - Step 6: Final answer
x = 529,105.93
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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.