Finding the Fourth Proportional to 347,415.04, 479,349.12 and 204,163.84
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Solution
The fourth proportional to 347,415.04, 479,349.12 and 204,163.84 is: 281,696.95
Step by Step Solution
- Step 1: Write the proportion equation
347,415.04 : 479,349.12 = 204,163.84 : x - Step 2: Convert to fraction form
347,415.04/479,349.12 = 204,163.84/x - Step 3: Cross multiply
347,415.04x = 479,349.12 × 204,163.84 - Step 4: Simplify right side
347,415.04x = 97,865,757,039.82 - Step 5: Solve for x
x = 97,865,757,039.82/347,415.04 - Step 6: Final answer
x = 281,696.95
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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.