Finding the Fourth Proportional to 304,381.80, 456,572.70 and 164,413.80
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Solution
The fourth proportional to 304,381.80, 456,572.70 and 164,413.80 is: 246,620.70
Step by Step Solution
- Step 1: Write the proportion equation
304,381.80 : 456,572.70 = 164,413.80 : x - Step 2: Convert to fraction form
304,381.80/456,572.70 = 164,413.80/x - Step 3: Cross multiply
304,381.80x = 456,572.70 × 164,413.80 - Step 4: Simplify right side
304,381.80x = 75,066,852,583.26 - Step 5: Solve for x
x = 75,066,852,583.26/304,381.80 - Step 6: Final answer
x = 246,620.70
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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.