Finding the Fourth Proportional to 246,629.40, 369,944.10 and 141,361.80
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Solution
The fourth proportional to 246,629.40, 369,944.10 and 141,361.80 is: 212,042.70
Step by Step Solution
- Step 1: Write the proportion equation
246,629.40 : 369,944.10 = 141,361.80 : x - Step 2: Convert to fraction form
246,629.40/369,944.10 = 141,361.80/x - Step 3: Cross multiply
246,629.40x = 369,944.10 × 141,361.80 - Step 4: Simplify right side
246,629.40x = 52,295,963,875.38 - Step 5: Solve for x
x = 52,295,963,875.38/246,629.40 - Step 6: Final answer
x = 212,042.70
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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.