Finding the Fourth Proportional to 325,079.29, 448,413.26 and 214,698.61
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Solution
The fourth proportional to 325,079.29, 448,413.26 and 214,698.61 is: 296,154.52
Step by Step Solution
- Step 1: Write the proportion equation
325,079.29 : 448,413.26 = 214,698.61 : x - Step 2: Convert to fraction form
325,079.29/448,413.26 = 214,698.61/x - Step 3: Cross multiply
325,079.29x = 448,413.26 × 214,698.61 - Step 4: Simplify right side
325,079.29x = 96,273,702,554.08 - Step 5: Solve for x
x = 96,273,702,554.08/325,079.29 - Step 6: Final answer
x = 296,154.52
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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.