Finding the Fourth Proportional to 347,296.59, 479,343.77 and 226,221.84
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Solution
The fourth proportional to 347,296.59, 479,343.77 and 226,221.84 is: 312,234.65
Step by Step Solution
- Step 1: Write the proportion equation
347,296.59 : 479,343.77 = 226,221.84 : x - Step 2: Convert to fraction form
347,296.59/479,343.77 = 226,221.84/x - Step 3: Cross multiply
347,296.59x = 479,343.77 × 226,221.84 - Step 4: Simplify right side
347,296.59x = 108,438,029,641.94 - Step 5: Solve for x
x = 108,438,029,641.94/347,296.59 - Step 6: Final answer
x = 312,234.65
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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.