Finding the Fourth Proportional to 802,115.95, 1,203,129.64 and 269,581.99
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Solution
The fourth proportional to 802,115.95, 1,203,129.64 and 269,581.99 is: 404,358.10
Step by Step Solution
- Step 1: Write the proportion equation
802,115.95 : 1,203,129.64 = 269,581.99 : x - Step 2: Convert to fraction form
802,115.95/1,203,129.64 = 269,581.99/x - Step 3: Cross multiply
802,115.95x = 1,203,129.64 × 269,581.99 - Step 4: Simplify right side
802,115.95x = 324,342,082,579.18 - Step 5: Solve for x
x = 324,342,082,579.18/802,115.95 - Step 6: Final answer
x = 404,358.10
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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.