Finding the Fourth Proportional to 412,640.35, 569,544.96 and 251,584.19
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Solution
The fourth proportional to 412,640.35, 569,544.96 and 251,584.19 is: 347,247.94
Step by Step Solution
- Step 1: Write the proportion equation
412,640.35 : 569,544.96 = 251,584.19 : x - Step 2: Convert to fraction form
412,640.35/569,544.96 = 251,584.19/x - Step 3: Cross multiply
412,640.35x = 569,544.96 × 251,584.19 - Step 4: Simplify right side
412,640.35x = 143,288,509,797.49 - Step 5: Solve for x
x = 143,288,509,797.49/412,640.35 - Step 6: Final answer
x = 347,247.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.