Finding the Fourth Proportional to 574,034.09, 860,492.84 and 274,436.96
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Solution
The fourth proportional to 574,034.09, 860,492.84 and 274,436.96 is: 411,388.52
Step by Step Solution
- Step 1: Write the proportion equation
574,034.09 : 860,492.84 = 274,436.96 : x - Step 2: Convert to fraction form
574,034.09/860,492.84 = 274,436.96/x - Step 3: Cross multiply
574,034.09x = 860,492.84 × 274,436.96 - Step 4: Simplify right side
574,034.09x = 236,151,033,436.72 - Step 5: Solve for x
x = 236,151,033,436.72/574,034.09 - Step 6: Final answer
x = 411,388.52
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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.