Finding the Fourth Proportional to 531,349.26, 796,137.93 and 381,364.80
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Solution
The fourth proportional to 531,349.26, 796,137.93 and 381,364.80 is: 571,411.32
Step by Step Solution
- Step 1: Write the proportion equation
531,349.26 : 796,137.93 = 381,364.80 : x - Step 2: Convert to fraction form
531,349.26/796,137.93 = 381,364.80/x - Step 3: Cross multiply
531,349.26x = 796,137.93 × 381,364.80 - Step 4: Simplify right side
531,349.26x = 303,618,982,446.86 - Step 5: Solve for x
x = 303,618,982,446.86/531,349.26 - Step 6: Final answer
x = 571,411.32
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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.