Finding the Fourth Proportional to 756,873.88, 1,135,033.80 and 251,343.16
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Solution
The fourth proportional to 756,873.88, 1,135,033.80 and 251,343.16 is: 376,922.75
Step by Step Solution
- Step 1: Write the proportion equation
756,873.88 : 1,135,033.80 = 251,343.16 : x - Step 2: Convert to fraction form
756,873.88/1,135,033.80 = 251,343.16/x - Step 3: Cross multiply
756,873.88x = 1,135,033.80 × 251,343.16 - Step 4: Simplify right side
756,873.88x = 285,282,981,998.81 - Step 5: Solve for x
x = 285,282,981,998.81/756,873.88 - Step 6: Final answer
x = 376,922.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.