Finding the Fourth Proportional to 531,084.42, 796,310.55 and 211,063.14
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Solution
The fourth proportional to 531,084.42, 796,310.55 and 211,063.14 is: 316,469.09
Step by Step Solution
- Step 1: Write the proportion equation
531,084.42 : 796,310.55 = 211,063.14 : x - Step 2: Convert to fraction form
531,084.42/796,310.55 = 211,063.14/x - Step 3: Cross multiply
531,084.42x = 796,310.55 × 211,063.14 - Step 4: Simplify right side
531,084.42x = 168,071,805,098.13 - Step 5: Solve for x
x = 168,071,805,098.13/531,084.42 - Step 6: Final answer
x = 316,469.09
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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.