Finding the Fourth Proportional to 358,391.58, 494,552.97 and 205,427.94
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Solution
The fourth proportional to 358,391.58, 494,552.97 and 205,427.94 is: 283,474.85
Step by Step Solution
- Step 1: Write the proportion equation
358,391.58 : 494,552.97 = 205,427.94 : x - Step 2: Convert to fraction form
358,391.58/494,552.97 = 205,427.94/x - Step 3: Cross multiply
358,391.58x = 494,552.97 × 205,427.94 - Step 4: Simplify right side
358,391.58x = 101,594,997,847.98 - Step 5: Solve for x
x = 101,594,997,847.98/358,391.58 - Step 6: Final answer
x = 283,474.85
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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.