Finding the Fourth Proportional to 741,972.68, 1,112,978.18 and 202,233.38
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Solution
The fourth proportional to 741,972.68, 1,112,978.18 and 202,233.38 is: 303,355.29
Step by Step Solution
- Step 1: Write the proportion equation
741,972.68 : 1,112,978.18 = 202,233.38 : x - Step 2: Convert to fraction form
741,972.68/1,112,978.18 = 202,233.38/x - Step 3: Cross multiply
741,972.68x = 1,112,978.18 × 202,233.38 - Step 4: Simplify right side
741,972.68x = 225,081,339,207.65 - Step 5: Solve for x
x = 225,081,339,207.65/741,972.68 - Step 6: Final answer
x = 303,355.29
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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.