Finding the Fourth Proportional to 451,025.45, 622,413.29 and 247,076.08
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Solution
The fourth proportional to 451,025.45, 622,413.29 and 247,076.08 is: 340,963.99
Step by Step Solution
- Step 1: Write the proportion equation
451,025.45 : 622,413.29 = 247,076.08 : x - Step 2: Convert to fraction form
451,025.45/622,413.29 = 247,076.08/x - Step 3: Cross multiply
451,025.45x = 622,413.29 × 247,076.08 - Step 4: Simplify right side
451,025.45x = 153,783,434,597.72 - Step 5: Solve for x
x = 153,783,434,597.72/451,025.45 - Step 6: Final answer
x = 340,963.99
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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.