Finding the Fourth Proportional to 232,236.80, 347,836.80 and 190,764.80
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Solution
The fourth proportional to 232,236.80, 347,836.80 and 190,764.80 is: 285,721.37
Step by Step Solution
- Step 1: Write the proportion equation
232,236.80 : 347,836.80 = 190,764.80 : x - Step 2: Convert to fraction form
232,236.80/347,836.80 = 190,764.80/x - Step 3: Cross multiply
232,236.80x = 347,836.80 × 190,764.80 - Step 4: Simplify right side
232,236.80x = 66,355,017,584.64 - Step 5: Solve for x
x = 66,355,017,584.64/232,236.80 - Step 6: Final answer
x = 285,721.37
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1.5x scale
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.