Finding the Fourth Proportional to 341,382.49, 471,107.53 and 190,479.49
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Solution
The fourth proportional to 341,382.49, 471,107.53 and 190,479.49 is: 262,861.53
Step by Step Solution
- Step 1: Write the proportion equation
341,382.49 : 471,107.53 = 190,479.49 : x - Step 2: Convert to fraction form
341,382.49/471,107.53 = 190,479.49/x - Step 3: Cross multiply
341,382.49x = 471,107.53 × 190,479.49 - Step 4: Simplify right side
341,382.49x = 89,736,322,049.56 - Step 5: Solve for x
x = 89,736,322,049.56/341,382.49 - Step 6: Final answer
x = 262,861.53
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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.