Finding the Fourth Proportional to 402,283.63, 603,415.95 and 202,550.32
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Solution
The fourth proportional to 402,283.63, 603,415.95 and 202,550.32 is: 303,820.70
Step by Step Solution
- Step 1: Write the proportion equation
402,283.63 : 603,415.95 = 202,550.32 : x - Step 2: Convert to fraction form
402,283.63/603,415.95 = 202,550.32/x - Step 3: Cross multiply
402,283.63x = 603,415.95 × 202,550.32 - Step 4: Simplify right side
402,283.63x = 122,222,093,765.60 - Step 5: Solve for x
x = 122,222,093,765.60/402,283.63 - Step 6: Final answer
x = 303,820.70
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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.