Finding the Fourth Proportional to 358,480.73, 537,129.39 and 208,299.44
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Solution
The fourth proportional to 358,480.73, 537,129.39 and 208,299.44 is: 312,105.34
Step by Step Solution
- Step 1: Write the proportion equation
358,480.73 : 537,129.39 = 208,299.44 : x - Step 2: Convert to fraction form
358,480.73/537,129.39 = 208,299.44/x - Step 3: Cross multiply
358,480.73x = 537,129.39 × 208,299.44 - Step 4: Simplify right side
358,480.73x = 111,883,751,144.54 - Step 5: Solve for x
x = 111,883,751,144.54/358,480.73 - Step 6: Final answer
x = 312,105.34
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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.