Finding the Fourth Proportional to 271,751.65, 407,413.09 and 171,700.99
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Solution
The fourth proportional to 271,751.65, 407,413.09 and 171,700.99 is: 257,416.03
Step by Step Solution
- Step 1: Write the proportion equation
271,751.65 : 407,413.09 = 171,700.99 : x - Step 2: Convert to fraction form
271,751.65/407,413.09 = 171,700.99/x - Step 3: Cross multiply
271,751.65x = 407,413.09 × 171,700.99 - Step 4: Simplify right side
271,751.65x = 69,953,230,088.05 - Step 5: Solve for x
x = 69,953,230,088.05/271,751.65 - Step 6: Final answer
x = 257,416.03
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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.