Finding the Fourth Proportional to 299,896.68, 449,622.81 and 181,540.02
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Solution
The fourth proportional to 299,896.68, 449,622.81 and 181,540.02 is: 272,175.52
Step by Step Solution
- Step 1: Write the proportion equation
299,896.68 : 449,622.81 = 181,540.02 : x - Step 2: Convert to fraction form
299,896.68/449,622.81 = 181,540.02/x - Step 3: Cross multiply
299,896.68x = 449,622.81 × 181,540.02 - Step 4: Simplify right side
299,896.68x = 81,624,533,919.86 - Step 5: Solve for x
x = 81,624,533,919.86/299,896.68 - Step 6: Final answer
x = 272,175.52
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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.