Finding the Fourth Proportional to 314,687.56, 471,929.26 and 104,269
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Solution
The fourth proportional to 314,687.56, 471,929.26 and 104,269 is: 156,369.68
Step by Step Solution
- Step 1: Write the proportion equation
314,687.56 : 471,929.26 = 104,269 : x - Step 2: Convert to fraction form
314,687.56/471,929.26 = 104,269/x - Step 3: Cross multiply
314,687.56x = 471,929.26 × 104,269 - Step 4: Simplify right side
314,687.56x = 49,207,592,010.94 - Step 5: Solve for x
x = 49,207,592,010.94/314,687.56 - Step 6: Final answer
x = 156,369.68
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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.