Finding the Third Proportional to 276,868.13 and 415,302.19
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Solution
The third proportional to 276,868.13 and 415,302.19 is: 622,953.28
Step by Step Solution
- Step 1: Write the proportion equation
276,868.13 : 415,302.19 = 415,302.19 : x - Step 2: Convert to fraction form
276,868.13/415,302.19 = 415,302.19/x - Step 3: Cross multiply
276,868.13x = 415,302.19 × 415,302.19 - Step 4: Simplify right side
276,868.13x = 172,475,906,942.29 - Step 5: Solve for x
x = 172,475,906,942.29/276,868.13 - Step 6: Final answer
x = 622,953.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.