Finding the Fourth Proportional to 358,754.77, 538,163.07 and 92,513.08
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Solution
The fourth proportional to 358,754.77, 538,163.07 and 92,513.08 is: 138,777.59
Step by Step Solution
- Step 1: Write the proportion equation
358,754.77 : 538,163.07 = 92,513.08 : x - Step 2: Convert to fraction form
358,754.77/538,163.07 = 92,513.08/x - Step 3: Cross multiply
358,754.77x = 538,163.07 × 92,513.08 - Step 4: Simplify right side
358,754.77x = 49,787,123,147.96 - Step 5: Solve for x
x = 49,787,123,147.96/358,754.77 - Step 6: Final answer
x = 138,777.59
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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.