Finding the Fourth Proportional to 364,308.73, 502,745.07 and 203,163.96
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Solution
The fourth proportional to 364,308.73, 502,745.07 and 203,163.96 is: 280,365.72
Step by Step Solution
- Step 1: Write the proportion equation
364,308.73 : 502,745.07 = 203,163.96 : x - Step 2: Convert to fraction form
364,308.73/502,745.07 = 203,163.96/x - Step 3: Cross multiply
364,308.73x = 502,745.07 × 203,163.96 - Step 4: Simplify right side
364,308.73x = 102,139,679,291.68 - Step 5: Solve for x
x = 102,139,679,291.68/364,308.73 - Step 6: Final answer
x = 280,365.72
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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.