Finding the Fourth Proportional to 294,277.14, 406,074.36 and 165,186.03
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Solution
The fourth proportional to 294,277.14, 406,074.36 and 165,186.03 is: 227,940.95
Step by Step Solution
- Step 1: Write the proportion equation
294,277.14 : 406,074.36 = 165,186.03 : x - Step 2: Convert to fraction form
294,277.14/406,074.36 = 165,186.03/x - Step 3: Cross multiply
294,277.14x = 406,074.36 × 165,186.03 - Step 4: Simplify right side
294,277.14x = 67,077,811,413.19 - Step 5: Solve for x
x = 67,077,811,413.19/294,277.14 - Step 6: Final answer
x = 227,940.95
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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.