Finding the Fourth Proportional to 361,640.70, 542,461.00 and 121,734.44
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Solution
The fourth proportional to 361,640.70, 542,461.00 and 121,734.44 is: 182,601.65
Step by Step Solution
- Step 1: Write the proportion equation
361,640.70 : 542,461.00 = 121,734.44 : x - Step 2: Convert to fraction form
361,640.70/542,461.00 = 121,734.44/x - Step 3: Cross multiply
361,640.70x = 542,461.00 × 121,734.44 - Step 4: Simplify right side
361,640.70x = 66,036,188,354.02 - Step 5: Solve for x
x = 66,036,188,354.02/361,640.70 - Step 6: Final answer
x = 182,601.65
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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.