Finding the Fourth Proportional to 358,516.49, 538,107.02 and 181,148.14
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Solution
The fourth proportional to 358,516.49, 538,107.02 and 181,148.14 is: 271,890.09
Step by Step Solution
- Step 1: Write the proportion equation
358,516.49 : 538,107.02 = 181,148.14 : x - Step 2: Convert to fraction form
358,516.49/538,107.02 = 181,148.14/x - Step 3: Cross multiply
358,516.49x = 538,107.02 × 181,148.14 - Step 4: Simplify right side
358,516.49x = 97,477,082,197.67 - Step 5: Solve for x
x = 97,477,082,197.67/358,516.49 - Step 6: Final answer
x = 271,890.09
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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.