Finding the Fourth Proportional to 946,198.66, 1,419,318.10 and 339,026.52
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Solution
The fourth proportional to 946,198.66, 1,419,318.10 and 339,026.52 is: 508,546.99
Step by Step Solution
- Step 1: Write the proportion equation
946,198.66 : 1,419,318.10 = 339,026.52 : x - Step 2: Convert to fraction form
946,198.66/1,419,318.10 = 339,026.52/x - Step 3: Cross multiply
946,198.66x = 1,419,318.10 × 339,026.52 - Step 4: Simplify right side
946,198.66x = 481,186,476,216.01 - Step 5: Solve for x
x = 481,186,476,216.01/946,198.66 - Step 6: Final answer
x = 508,546.99
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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.