Finding the Fourth Proportional to 513,369.44, 770,185.36 and 197,741.60
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Solution
The fourth proportional to 513,369.44, 770,185.36 and 197,741.60 is: 296,662.94
Step by Step Solution
- Step 1: Write the proportion equation
513,369.44 : 770,185.36 = 197,741.60 : x - Step 2: Convert to fraction form
513,369.44/770,185.36 = 197,741.60/x - Step 3: Cross multiply
513,369.44x = 770,185.36 × 197,741.60 - Step 4: Simplify right side
513,369.44x = 152,297,685,382.98 - Step 5: Solve for x
x = 152,297,685,382.98/513,369.44 - Step 6: Final answer
x = 296,662.94
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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.