Finding the Fourth Proportional to 216,338.08, 324,507.37 and 56,413.88
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Solution
The fourth proportional to 216,338.08, 324,507.37 and 56,413.88 is: 84,620.88
Step by Step Solution
- Step 1: Write the proportion equation
216,338.08 : 324,507.37 = 56,413.88 : x - Step 2: Convert to fraction form
216,338.08/324,507.37 = 56,413.88/x - Step 3: Cross multiply
216,338.08x = 324,507.37 × 56,413.88 - Step 4: Simplify right side
216,338.08x = 18,306,718,635.39 - Step 5: Solve for x
x = 18,306,718,635.39/216,338.08 - Step 6: Final answer
x = 84,620.88
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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.