Finding the Fourth Proportional to 299,711.24, 413,630.11 and 163,765.84
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Solution
The fourth proportional to 299,711.24, 413,630.11 and 163,765.84 is: 226,012.49
Step by Step Solution
- Step 1: Write the proportion equation
299,711.24 : 413,630.11 = 163,765.84 : x - Step 2: Convert to fraction form
299,711.24/413,630.11 = 163,765.84/x - Step 3: Cross multiply
299,711.24x = 413,630.11 × 163,765.84 - Step 4: Simplify right side
299,711.24x = 67,738,482,413.44 - Step 5: Solve for x
x = 67,738,482,413.44/299,711.24 - Step 6: Final answer
x = 226,012.49
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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.