Finding the Fourth Proportional to 297,993.44, 411,230.94 and 163,857.44
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Solution
The fourth proportional to 297,993.44, 411,230.94 and 163,857.44 is: 226,123.26
Step by Step Solution
- Step 1: Write the proportion equation
297,993.44 : 411,230.94 = 163,857.44 : x - Step 2: Convert to fraction form
297,993.44/411,230.94 = 163,857.44/x - Step 3: Cross multiply
297,993.44x = 411,230.94 × 163,857.44 - Step 4: Simplify right side
297,993.44x = 67,383,249,077.19 - Step 5: Solve for x
x = 67,383,249,077.19/297,993.44 - Step 6: Final answer
x = 226,123.26
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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.