Finding the Fourth Proportional to 299,837.98, 449,758.91 and 119,938.44
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Solution
The fourth proportional to 299,837.98, 449,758.91 and 119,938.44 is: 179,908.43
Step by Step Solution
- Step 1: Write the proportion equation
299,837.98 : 449,758.91 = 119,938.44 : x - Step 2: Convert to fraction form
299,837.98/449,758.91 = 119,938.44/x - Step 3: Cross multiply
299,837.98x = 449,758.91 × 119,938.44 - Step 4: Simplify right side
299,837.98x = 53,943,379,755.21 - Step 5: Solve for x
x = 53,943,379,755.21/299,837.98 - Step 6: Final answer
x = 179,908.43
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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.