Finding the Fourth Proportional to 405,940.24, 560,198.60 and 224,664.67
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Solution
The fourth proportional to 405,940.24, 560,198.60 and 224,664.67 is: 310,037.84
Step by Step Solution
- Step 1: Write the proportion equation
405,940.24 : 560,198.60 = 224,664.67 : x - Step 2: Convert to fraction form
405,940.24/560,198.60 = 224,664.67/x - Step 3: Cross multiply
405,940.24x = 560,198.60 × 224,664.67 - Step 4: Simplify right side
405,940.24x = 125,856,833,603.46 - Step 5: Solve for x
x = 125,856,833,603.46/405,940.24 - Step 6: Final answer
x = 310,037.84
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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.