Finding the Fourth Proportional to 295,791.23, 443,509.13 and 115,662.08
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Solution
The fourth proportional to 295,791.23, 443,509.13 and 115,662.08 is: 173,423.63
Step by Step Solution
- Step 1: Write the proportion equation
295,791.23 : 443,509.13 = 115,662.08 : x - Step 2: Convert to fraction form
295,791.23/443,509.13 = 115,662.08/x - Step 3: Cross multiply
295,791.23x = 443,509.13 × 115,662.08 - Step 4: Simplify right side
295,791.23x = 51,297,189,872.72 - Step 5: Solve for x
x = 51,297,189,872.72/295,791.23 - Step 6: Final answer
x = 173,423.63
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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.