Finding the Fourth Proportional to 378,396.24, 567,211.08 and 245,360.88
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Solution
The fourth proportional to 378,396.24, 567,211.08 and 245,360.88 is: 367,792.79
Step by Step Solution
- Step 1: Write the proportion equation
378,396.24 : 567,211.08 = 245,360.88 : x - Step 2: Convert to fraction form
378,396.24/567,211.08 = 245,360.88/x - Step 3: Cross multiply
378,396.24x = 567,211.08 × 245,360.88 - Step 4: Simplify right side
378,396.24x = 139,171,409,734.55 - Step 5: Solve for x
x = 139,171,409,734.55/378,396.24 - Step 6: Final answer
x = 367,792.79
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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.