Finding the Fourth Proportional to 348,841.18, 481,394.72 and 195,880.60
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Solution
The fourth proportional to 348,841.18, 481,394.72 and 195,880.60 is: 270,311.80
Step by Step Solution
- Step 1: Write the proportion equation
348,841.18 : 481,394.72 = 195,880.60 : x - Step 2: Convert to fraction form
348,841.18/481,394.72 = 195,880.60/x - Step 3: Cross multiply
348,841.18x = 481,394.72 × 195,880.60 - Step 4: Simplify right side
348,841.18x = 94,295,886,590.43 - Step 5: Solve for x
x = 94,295,886,590.43/348,841.18 - Step 6: Final answer
x = 270,311.80
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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.