Finding the Fourth Proportional to 335,827.20, 504,129.60 and 193,785.60
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Solution
The fourth proportional to 335,827.20, 504,129.60 and 193,785.60 is: 290,902.75
Step by Step Solution
- Step 1: Write the proportion equation
335,827.20 : 504,129.60 = 193,785.60 : x - Step 2: Convert to fraction form
335,827.20/504,129.60 = 193,785.60/x - Step 3: Cross multiply
335,827.20x = 504,129.60 × 193,785.60 - Step 4: Simplify right side
335,827.20x = 97,693,057,013.76 - Step 5: Solve for x
x = 97,693,057,013.76/335,827.20 - Step 6: Final answer
x = 290,902.75
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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.