Finding the Fourth Proportional to 299,269.62, 449,199.63 and 159,028.02
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Solution
The fourth proportional to 299,269.62, 449,199.63 and 159,028.02 is: 238,698.90
Step by Step Solution
- Step 1: Write the proportion equation
299,269.62 : 449,199.63 = 159,028.02 : x - Step 2: Convert to fraction form
299,269.62/449,199.63 = 159,028.02/x - Step 3: Cross multiply
299,269.62x = 449,199.63 × 159,028.02 - Step 4: Simplify right side
299,269.62x = 71,435,327,743.63 - Step 5: Solve for x
x = 71,435,327,743.63/299,269.62 - Step 6: Final answer
x = 238,698.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.