Finding the Fourth Proportional to 850,000.41, 1,274,694.33 and 281,276.53
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Solution
The fourth proportional to 850,000.41, 1,274,694.33 and 281,276.53 is: 421,813.44
Step by Step Solution
- Step 1: Write the proportion equation
850,000.41 : 1,274,694.33 = 281,276.53 : x - Step 2: Convert to fraction form
850,000.41/1,274,694.33 = 281,276.53/x - Step 3: Cross multiply
850,000.41x = 1,274,694.33 × 281,276.53 - Step 4: Simplify right side
850,000.41x = 358,541,597,953.08 - Step 5: Solve for x
x = 358,541,597,953.08/850,000.41 - Step 6: Final answer
x = 421,813.44
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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.