Finding the Fourth Proportional to 207,413.63, 311,383.02 and 127,254.62
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Solution
The fourth proportional to 207,413.63, 311,383.02 and 127,254.62 is: 191,043.02
Step by Step Solution
- Step 1: Write the proportion equation
207,413.63 : 311,383.02 = 127,254.62 : x - Step 2: Convert to fraction form
207,413.63/311,383.02 = 127,254.62/x - Step 3: Cross multiply
207,413.63x = 311,383.02 × 127,254.62 - Step 4: Simplify right side
207,413.63x = 39,624,926,327.64 - Step 5: Solve for x
x = 39,624,926,327.64/207,413.63 - Step 6: Final answer
x = 191,043.02
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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.