Finding the Fourth Proportional to 338,898.67, 467,663.32 and 193,700.09
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Solution
The fourth proportional to 338,898.67, 467,663.32 and 193,700.09 is: 267,296.50
Step by Step Solution
- Step 1: Write the proportion equation
338,898.67 : 467,663.32 = 193,700.09 : x - Step 2: Convert to fraction form
338,898.67/467,663.32 = 193,700.09/x - Step 3: Cross multiply
338,898.67x = 467,663.32 × 193,700.09 - Step 4: Simplify right side
338,898.67x = 90,586,428,584.98 - Step 5: Solve for x
x = 90,586,428,584.98/338,898.67 - Step 6: Final answer
x = 267,296.50
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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.