Finding the Third Proportional to 305,974.13 and 430,115.06
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Solution
The third proportional to 305,974.13 and 430,115.06 is: 604,622.91
Step by Step Solution
- Step 1: Write the proportion equation
305,974.13 : 430,115.06 = 430,115.06 : x - Step 2: Convert to fraction form
305,974.13/430,115.06 = 430,115.06/x - Step 3: Cross multiply
305,974.13x = 430,115.06 × 430,115.06 - Step 4: Simplify right side
305,974.13x = 184,998,966,989.38 - Step 5: Solve for x
x = 184,998,966,989.38/305,974.13 - Step 6: Final answer
x = 604,622.91
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.