Finding the Fourth Proportional to 951,916.24, 1,428,248.18 and 419,063.41
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Solution
The fourth proportional to 951,916.24, 1,428,248.18 and 419,063.41 is: 628,759.68
Step by Step Solution
- Step 1: Write the proportion equation
951,916.24 : 1,428,248.18 = 419,063.41 : x - Step 2: Convert to fraction form
951,916.24/1,428,248.18 = 419,063.41/x - Step 3: Cross multiply
951,916.24x = 1,428,248.18 × 419,063.41 - Step 4: Simplify right side
951,916.24x = 598,526,552,637.09 - Step 5: Solve for x
x = 598,526,552,637.09/951,916.24 - Step 6: Final answer
x = 628,759.68
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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.