Finding the Third Proportional to 299,950 and 633,622
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Solution
The third proportional to 299,950 and 633,622 is: 1,338,479.21
Step by Step Solution
- Step 1: Write the proportion equation
299,950 : 633,622 = 633,622 : x - Step 2: Convert to fraction form
299,950/633,622 = 633,622/x - Step 3: Cross multiply
299,950x = 633,622 × 633,622 - Step 4: Simplify right side
299,950x = 401,476,838,884 - Step 5: Solve for x
x = 401,476,838,884/299,950 - Step 6: Final answer
x = 1,338,479.21
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.