Finding the Fourth Proportional to 946,564.66, 1,419,846.98 and 281,716.66
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Solution
The fourth proportional to 946,564.66, 1,419,846.98 and 281,716.66 is: 422,574.99
Step by Step Solution
- Step 1: Write the proportion equation
946,564.66 : 1,419,846.98 = 281,716.66 : x - Step 2: Convert to fraction form
946,564.66/1,419,846.98 = 281,716.66/x - Step 3: Cross multiply
946,564.66x = 1,419,846.98 × 281,716.66 - Step 4: Simplify right side
946,564.66x = 399,994,548,916.69 - Step 5: Solve for x
x = 399,994,548,916.69/946,564.66 - Step 6: Final answer
x = 422,574.99
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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.