Finding the Fourth Proportional to 373,279.96, 515,137.62 and 203,516.92
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Solution
The fourth proportional to 373,279.96, 515,137.62 and 203,516.92 is: 280,859.50
Step by Step Solution
- Step 1: Write the proportion equation
373,279.96 : 515,137.62 = 203,516.92 : x - Step 2: Convert to fraction form
373,279.96/515,137.62 = 203,516.92/x - Step 3: Cross multiply
373,279.96x = 515,137.62 × 203,516.92 - Step 4: Simplify right side
373,279.96x = 104,839,221,798.53 - Step 5: Solve for x
x = 104,839,221,798.53/373,279.96 - Step 6: Final answer
x = 280,859.50
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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.