Finding the Fourth Proportional to 263,765.62, 395,197.66 and 188,501.23
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Solution
The fourth proportional to 263,765.62, 395,197.66 and 188,501.23 is: 282,429.70
Step by Step Solution
- Step 1: Write the proportion equation
263,765.62 : 395,197.66 = 188,501.23 : x - Step 2: Convert to fraction form
263,765.62/395,197.66 = 188,501.23/x - Step 3: Cross multiply
263,765.62x = 395,197.66 × 188,501.23 - Step 4: Simplify right side
263,765.62x = 74,495,245,003.12 - Step 5: Solve for x
x = 74,495,245,003.12/263,765.62 - Step 6: Final answer
x = 282,429.70
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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.