Finding the Fourth Proportional to 276,583.36, 414,855.60 and 157,882.72
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Solution
The fourth proportional to 276,583.36, 414,855.60 and 157,882.72 is: 236,812.98
Step by Step Solution
- Step 1: Write the proportion equation
276,583.36 : 414,855.60 = 157,882.72 : x - Step 2: Convert to fraction form
276,583.36/414,855.60 = 157,882.72/x - Step 3: Cross multiply
276,583.36x = 414,855.60 × 157,882.72 - Step 4: Simplify right side
276,583.36x = 65,498,530,535.23 - Step 5: Solve for x
x = 65,498,530,535.23/276,583.36 - Step 6: Final answer
x = 236,812.98
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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.