Finding the Fourth Proportional to 451,277.62, 622,771.12 and 247,314.96
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Solution
The fourth proportional to 451,277.62, 622,771.12 and 247,314.96 is: 341,299.03
Step by Step Solution
- Step 1: Write the proportion equation
451,277.62 : 622,771.12 = 247,314.96 : x - Step 2: Convert to fraction form
451,277.62/622,771.12 = 247,314.96/x - Step 3: Cross multiply
451,277.62x = 622,771.12 × 247,314.96 - Step 4: Simplify right side
451,277.62x = 154,020,614,631.96 - Step 5: Solve for x
x = 154,020,614,631.96/451,277.62 - Step 6: Final answer
x = 341,299.03
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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.