Finding the Fourth Proportional to 437,578.75, 603,859.22 and 236,374.75
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Solution
The fourth proportional to 437,578.75, 603,859.22 and 236,374.75 is: 326,197.45
Step by Step Solution
- Step 1: Write the proportion equation
437,578.75 : 603,859.22 = 236,374.75 : x - Step 2: Convert to fraction form
437,578.75/603,859.22 = 236,374.75/x - Step 3: Cross multiply
437,578.75x = 603,859.22 × 236,374.75 - Step 4: Simplify right side
437,578.75x = 142,737,072,162.70 - Step 5: Solve for x
x = 142,737,072,162.70/437,578.75 - Step 6: Final answer
x = 326,197.45
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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.