Finding the Fourth Proportional to 320,344.44, 442,107.56 and 177,115.36
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Solution
The fourth proportional to 320,344.44, 442,107.56 and 177,115.36 is: 244,437.02
Step by Step Solution
- Step 1: Write the proportion equation
320,344.44 : 442,107.56 = 177,115.36 : x - Step 2: Convert to fraction form
320,344.44/442,107.56 = 177,115.36/x - Step 3: Cross multiply
320,344.44x = 442,107.56 × 177,115.36 - Step 4: Simplify right side
320,344.44x = 78,304,039,648.12 - Step 5: Solve for x
x = 78,304,039,648.12/320,344.44 - Step 6: Final answer
x = 244,437.02
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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.