Finding the Fourth Proportional to 504,379.44, 696,035.08 and 274,939.28
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Solution
The fourth proportional to 504,379.44, 696,035.08 and 274,939.28 is: 379,411.55
Step by Step Solution
- Step 1: Write the proportion equation
504,379.44 : 696,035.08 = 274,939.28 : x - Step 2: Convert to fraction form
504,379.44/696,035.08 = 274,939.28/x - Step 3: Cross multiply
504,379.44x = 696,035.08 × 274,939.28 - Step 4: Simplify right side
504,379.44x = 191,367,383,749.94 - Step 5: Solve for x
x = 191,367,383,749.94/504,379.44 - Step 6: Final answer
x = 379,411.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.