Finding the Fourth Proportional to 347,699.52, 479,770.50 and 202,529.19
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Solution
The fourth proportional to 347,699.52, 479,770.50 and 202,529.19 is: 279,458.34
Step by Step Solution
- Step 1: Write the proportion equation
347,699.52 : 479,770.50 = 202,529.19 : x - Step 2: Convert to fraction form
347,699.52/479,770.50 = 202,529.19/x - Step 3: Cross multiply
347,699.52x = 479,770.50 × 202,529.19 - Step 4: Simplify right side
347,699.52x = 97,167,530,750.90 - Step 5: Solve for x
x = 97,167,530,750.90/347,699.52 - Step 6: Final answer
x = 279,458.34
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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.