Finding the Fourth Proportional to 454,236.11, 681,146.51 and 169,717.98
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Solution
The fourth proportional to 454,236.11, 681,146.51 and 169,717.98 is: 254,499.39
Step by Step Solution
- Step 1: Write the proportion equation
454,236.11 : 681,146.51 = 169,717.98 : x - Step 2: Convert to fraction form
454,236.11/681,146.51 = 169,717.98/x - Step 3: Cross multiply
454,236.11x = 681,146.51 × 169,717.98 - Step 4: Simplify right side
454,236.11x = 115,602,809,761.25 - Step 5: Solve for x
x = 115,602,809,761.25/454,236.11 - Step 6: Final answer
x = 254,499.39
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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.