Finding the Fourth Proportional to 531,352.26, 796,142.43 and 381,367.80
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Solution
The fourth proportional to 531,352.26, 796,142.43 and 381,367.80 is: 571,415.82
Step by Step Solution
- Step 1: Write the proportion equation
531,352.26 : 796,142.43 = 381,367.80 : x - Step 2: Convert to fraction form
531,352.26/796,142.43 = 381,367.80/x - Step 3: Cross multiply
531,352.26x = 796,142.43 × 381,367.80 - Step 4: Simplify right side
531,352.26x = 303,623,087,015.75 - Step 5: Solve for x
x = 303,623,087,015.75/531,352.26 - Step 6: Final answer
x = 571,415.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.