Finding the Fourth Proportional to 304,732.86, 420,601.33 and 202,762.62
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Solution
The fourth proportional to 304,732.86, 420,601.33 and 202,762.62 is: 279,858.98
Step by Step Solution
- Step 1: Write the proportion equation
304,732.86 : 420,601.33 = 202,762.62 : x - Step 2: Convert to fraction form
304,732.86/420,601.33 = 202,762.62/x - Step 3: Cross multiply
304,732.86x = 420,601.33 × 202,762.62 - Step 4: Simplify right side
304,732.86x = 85,282,227,287.07 - Step 5: Solve for x
x = 85,282,227,287.07/304,732.86 - Step 6: Final answer
x = 279,858.98
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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.