Finding the Fourth Proportional to 358,886.90, 538,071.15 and 201,163.70
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Solution
The fourth proportional to 358,886.90, 538,071.15 and 201,163.70 is: 301,600.26
Step by Step Solution
- Step 1: Write the proportion equation
358,886.90 : 538,071.15 = 201,163.70 : x - Step 2: Convert to fraction form
358,886.90/538,071.15 = 201,163.70/x - Step 3: Cross multiply
358,886.90x = 538,071.15 × 201,163.70 - Step 4: Simplify right side
358,886.90x = 108,240,383,397.26 - Step 5: Solve for x
x = 108,240,383,397.26/358,886.90 - Step 6: Final answer
x = 301,600.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.