Finding the Fourth Proportional to 291,351.65, 437,082.60 and 113,847.44
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Solution
The fourth proportional to 291,351.65, 437,082.60 and 113,847.44 is: 170,792.70
Step by Step Solution
- Step 1: Write the proportion equation
291,351.65 : 437,082.60 = 113,847.44 : x - Step 2: Convert to fraction form
291,351.65/437,082.60 = 113,847.44/x - Step 3: Cross multiply
291,351.65x = 437,082.60 × 113,847.44 - Step 4: Simplify right side
291,351.65x = 49,760,735,078.54 - Step 5: Solve for x
x = 49,760,735,078.54/291,351.65 - Step 6: Final answer
x = 170,792.70
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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.