Finding the Fourth Proportional to 341,845.70, 471,745.26 and 188,894.43
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Solution
The fourth proportional to 341,845.70, 471,745.26 and 188,894.43 is: 260,673.32
Step by Step Solution
- Step 1: Write the proportion equation
341,845.70 : 471,745.26 = 188,894.43 : x - Step 2: Convert to fraction form
341,845.70/471,745.26 = 188,894.43/x - Step 3: Cross multiply
341,845.70x = 471,745.26 × 188,894.43 - Step 4: Simplify right side
341,845.70x = 89,110,051,992.90 - Step 5: Solve for x
x = 89,110,051,992.90/341,845.70 - Step 6: Final answer
x = 260,673.32
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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.