Finding the Fourth Proportional to 281,619.73, 422,074.77 and 201,239.02
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Solution
The fourth proportional to 281,619.73, 422,074.77 and 201,239.02 is: 301,604.98
Step by Step Solution
- Step 1: Write the proportion equation
281,619.73 : 422,074.77 = 201,239.02 : x - Step 2: Convert to fraction form
281,619.73/422,074.77 = 201,239.02/x - Step 3: Cross multiply
281,619.73x = 422,074.77 × 201,239.02 - Step 4: Simplify right side
281,619.73x = 84,937,913,081.53 - Step 5: Solve for x
x = 84,937,913,081.53/281,619.73 - Step 6: Final answer
x = 301,604.98
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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.