Finding the Fourth Proportional to 311,396.14, 467,241.63 and 185,285.62
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Solution
The fourth proportional to 311,396.14, 467,241.63 and 185,285.62 is: 278,016.15
Step by Step Solution
- Step 1: Write the proportion equation
311,396.14 : 467,241.63 = 185,285.62 : x - Step 2: Convert to fraction form
311,396.14/467,241.63 = 185,285.62/x - Step 3: Cross multiply
311,396.14x = 467,241.63 × 185,285.62 - Step 4: Simplify right side
311,396.14x = 86,573,155,104.36 - Step 5: Solve for x
x = 86,573,155,104.36/311,396.14 - Step 6: Final answer
x = 278,016.15
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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.