Finding the Fourth Proportional to 304,532.06, 420,157.62 and 177,183.05
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Solution
The fourth proportional to 304,532.06, 420,157.62 and 177,183.05 is: 244,456.39
Step by Step Solution
- Step 1: Write the proportion equation
304,532.06 : 420,157.62 = 177,183.05 : x - Step 2: Convert to fraction form
304,532.06/420,157.62 = 177,183.05/x - Step 3: Cross multiply
304,532.06x = 420,157.62 × 177,183.05 - Step 4: Simplify right side
304,532.06x = 74,444,806,491.55 - Step 5: Solve for x
x = 74,444,806,491.55/304,532.06 - Step 6: Final answer
x = 244,456.39
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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.