Finding the Fourth Proportional to 757,896.65, 1,135,857.71 and 308,092.10
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Solution
The fourth proportional to 757,896.65, 1,135,857.71 and 308,092.10 is: 461,736.83
Step by Step Solution
- Step 1: Write the proportion equation
757,896.65 : 1,135,857.71 = 308,092.10 : x - Step 2: Convert to fraction form
757,896.65/1,135,857.71 = 308,092.10/x - Step 3: Cross multiply
757,896.65x = 1,135,857.71 × 308,092.10 - Step 4: Simplify right side
757,896.65x = 349,948,790,784.97 - Step 5: Solve for x
x = 349,948,790,784.97/757,896.65 - Step 6: Final answer
x = 461,736.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.