Finding the Fourth Proportional to 300,054.24, 413,745.12 and 192,583.68
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Solution
The fourth proportional to 300,054.24, 413,745.12 and 192,583.68 is: 265,553.85
Step by Step Solution
- Step 1: Write the proportion equation
300,054.24 : 413,745.12 = 192,583.68 : x - Step 2: Convert to fraction form
300,054.24/413,745.12 = 192,583.68/x - Step 3: Cross multiply
300,054.24x = 413,745.12 × 192,583.68 - Step 4: Simplify right side
300,054.24x = 79,680,557,791.64 - Step 5: Solve for x
x = 79,680,557,791.64/300,054.24 - Step 6: Final answer
x = 265,553.85
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.