Finding the Fourth Proportional to 285,101.40, 427,133.70 and 232,224.60
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Solution
The fourth proportional to 285,101.40, 427,133.70 and 232,224.60 is: 347,914.65
Step by Step Solution
- Step 1: Write the proportion equation
285,101.40 : 427,133.70 = 232,224.60 : x - Step 2: Convert to fraction form
285,101.40/427,133.70 = 232,224.60/x - Step 3: Cross multiply
285,101.40x = 427,133.70 × 232,224.60 - Step 4: Simplify right side
285,101.40x = 99,190,952,629.02 - Step 5: Solve for x
x = 99,190,952,629.02/285,101.40 - Step 6: Final answer
x = 347,914.65
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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.