Finding the Fourth Proportional to 325,537.20, 488,305.80 and 246,805.20
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Solution
The fourth proportional to 325,537.20, 488,305.80 and 246,805.20 is: 370,207.80
Step by Step Solution
- Step 1: Write the proportion equation
325,537.20 : 488,305.80 = 246,805.20 : x - Step 2: Convert to fraction form
325,537.20/488,305.80 = 246,805.20/x - Step 3: Cross multiply
325,537.20x = 488,305.80 × 246,805.20 - Step 4: Simplify right side
325,537.20x = 120,516,410,630.16 - Step 5: Solve for x
x = 120,516,410,630.16/325,537.20 - Step 6: Final answer
x = 370,207.80
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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.