Finding the Fourth Proportional to 317,623.75, 476,435.63 and 96,007.75
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Solution
The fourth proportional to 317,623.75, 476,435.63 and 96,007.75 is: 144,011.63
Step by Step Solution
- Step 1: Write the proportion equation
317,623.75 : 476,435.63 = 96,007.75 : x - Step 2: Convert to fraction form
317,623.75/476,435.63 = 96,007.75/x - Step 3: Cross multiply
317,623.75x = 476,435.63 × 96,007.75 - Step 4: Simplify right side
317,623.75x = 45,741,512,856.13 - Step 5: Solve for x
x = 45,741,512,856.13/317,623.75 - Step 6: Final answer
x = 144,011.63
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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.