Finding the Fourth Proportional to 227,415.70, 340,467.45 and 220,854.70
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Solution
The fourth proportional to 227,415.70, 340,467.45 and 220,854.70 is: 330,644.88
Step by Step Solution
- Step 1: Write the proportion equation
227,415.70 : 340,467.45 = 220,854.70 : x - Step 2: Convert to fraction form
227,415.70/340,467.45 = 220,854.70/x - Step 3: Cross multiply
227,415.70x = 340,467.45 × 220,854.70 - Step 4: Simplify right side
227,415.70x = 75,193,836,529.52 - Step 5: Solve for x
x = 75,193,836,529.52/227,415.70 - Step 6: Final answer
x = 330,644.88
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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.