Finding the Fourth Proportional to 298,850.24, 412,413.49 and 169,788.94
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Solution
The fourth proportional to 298,850.24, 412,413.49 and 169,788.94 is: 234,308.82
Step by Step Solution
- Step 1: Write the proportion equation
298,850.24 : 412,413.49 = 169,788.94 : x - Step 2: Convert to fraction form
298,850.24/412,413.49 = 169,788.94/x - Step 3: Cross multiply
298,850.24x = 412,413.49 × 169,788.94 - Step 4: Simplify right side
298,850.24x = 70,023,248,353.66 - Step 5: Solve for x
x = 70,023,248,353.66/298,850.24 - Step 6: Final answer
x = 234,308.82
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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.