Finding the Fourth Proportional to 329,745.92, 455,008 and 195,584
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Solution
The fourth proportional to 329,745.92, 455,008 and 195,584 is: 269,881.38
Step by Step Solution
- Step 1: Write the proportion equation
329,745.92 : 455,008 = 195,584 : x - Step 2: Convert to fraction form
329,745.92/455,008 = 195,584/x - Step 3: Cross multiply
329,745.92x = 455,008 × 195,584 - Step 4: Simplify right side
329,745.92x = 88,992,284,672 - Step 5: Solve for x
x = 88,992,284,672/329,745.92 - Step 6: Final answer
x = 269,881.38
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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.