Finding the Fourth Proportional to 730,669.44, 1,096,005.12 and 198,190.08
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Solution
The fourth proportional to 730,669.44, 1,096,005.12 and 198,190.08 is: 297,285.38
Step by Step Solution
- Step 1: Write the proportion equation
730,669.44 : 1,096,005.12 = 198,190.08 : x - Step 2: Convert to fraction form
730,669.44/1,096,005.12 = 198,190.08/x - Step 3: Cross multiply
730,669.44x = 1,096,005.12 × 198,190.08 - Step 4: Simplify right side
730,669.44x = 217,217,342,413.21 - Step 5: Solve for x
x = 217,217,342,413.21/730,669.44 - Step 6: Final answer
x = 297,285.38
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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.