Finding the Fourth Proportional to 336,763.80, 504,706.95 and 136,850.49
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Solution
The fourth proportional to 336,763.80, 504,706.95 and 136,850.49 is: 205,097.44
Step by Step Solution
- Step 1: Write the proportion equation
336,763.80 : 504,706.95 = 136,850.49 : x - Step 2: Convert to fraction form
336,763.80/504,706.95 = 136,850.49/x - Step 3: Cross multiply
336,763.80x = 504,706.95 × 136,850.49 - Step 4: Simplify right side
336,763.80x = 69,069,393,413.91 - Step 5: Solve for x
x = 69,069,393,413.91/336,763.80 - Step 6: Final answer
x = 205,097.44
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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.