Finding the Fourth Proportional to 422,539.62, 633,382.97 and 264,878.79
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Solution
The fourth proportional to 422,539.62, 633,382.97 and 264,878.79 is: 397,050.85
Step by Step Solution
- Step 1: Write the proportion equation
422,539.62 : 633,382.97 = 264,878.79 : x - Step 2: Convert to fraction form
422,539.62/633,382.97 = 264,878.79/x - Step 3: Cross multiply
422,539.62x = 633,382.97 × 264,878.79 - Step 4: Simplify right side
422,539.62x = 167,769,713,375.81 - Step 5: Solve for x
x = 167,769,713,375.81/422,539.62 - Step 6: Final answer
x = 397,050.85
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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.