Finding the Fourth Proportional to 282,129.53, 422,702.19 and 235,047.06
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Solution
The fourth proportional to 282,129.53, 422,702.19 and 235,047.06 is: 352,160.61
Step by Step Solution
- Step 1: Write the proportion equation
282,129.53 : 422,702.19 = 235,047.06 : x - Step 2: Convert to fraction form
282,129.53/422,702.19 = 235,047.06/x - Step 3: Cross multiply
282,129.53x = 422,702.19 × 235,047.06 - Step 4: Simplify right side
282,129.53x = 99,354,907,015.06 - Step 5: Solve for x
x = 99,354,907,015.06/282,129.53 - Step 6: Final answer
x = 352,160.61
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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.