Finding the Fourth Proportional to 341,617.91, 471,435.19 and 188,651.84
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Solution
The fourth proportional to 341,617.91, 471,435.19 and 188,651.84 is: 260,340.90
Step by Step Solution
- Step 1: Write the proportion equation
341,617.91 : 471,435.19 = 188,651.84 : x - Step 2: Convert to fraction form
341,617.91/471,435.19 = 188,651.84/x - Step 3: Cross multiply
341,617.91x = 471,435.19 × 188,651.84 - Step 4: Simplify right side
341,617.91x = 88,937,113,205.44 - Step 5: Solve for x
x = 88,937,113,205.44/341,617.91 - Step 6: Final answer
x = 260,340.90
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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.