Finding the Fourth Proportional to 585,497.96, 807,976.68 and 330,843.68
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Solution
The fourth proportional to 585,497.96, 807,976.68 and 330,843.68 is: 456,558.34
Step by Step Solution
- Step 1: Write the proportion equation
585,497.96 : 807,976.68 = 330,843.68 : x - Step 2: Convert to fraction form
585,497.96/807,976.68 = 330,843.68/x - Step 3: Cross multiply
585,497.96x = 807,976.68 × 330,843.68 - Step 4: Simplify right side
585,497.96x = 267,313,978,165.38 - Step 5: Solve for x
x = 267,313,978,165.38/585,497.96 - Step 6: Final answer
x = 456,558.34
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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.