Finding the Third Proportional to 221,133.38 and 331,352.44
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Solution
The third proportional to 221,133.38 and 331,352.44 is: 496,507.77
Step by Step Solution
- Step 1: Write the proportion equation
221,133.38 : 331,352.44 = 331,352.44 : x - Step 2: Convert to fraction form
221,133.38/331,352.44 = 331,352.44/x - Step 3: Cross multiply
221,133.38x = 331,352.44 × 331,352.44 - Step 4: Simplify right side
221,133.38x = 109,794,437,837.19 - Step 5: Solve for x
x = 109,794,437,837.19/221,133.38 - Step 6: Final answer
x = 496,507.77
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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.