Finding the Fourth Proportional to 246,821.80, 370,232.70 and 141,845.80
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Solution
The fourth proportional to 246,821.80, 370,232.70 and 141,845.80 is: 212,768.70
Step by Step Solution
- Step 1: Write the proportion equation
246,821.80 : 370,232.70 = 141,845.80 : x - Step 2: Convert to fraction form
246,821.80/370,232.70 = 141,845.80/x - Step 3: Cross multiply
246,821.80x = 370,232.70 × 141,845.80 - Step 4: Simplify right side
246,821.80x = 52,515,953,517.66 - Step 5: Solve for x
x = 52,515,953,517.66/246,821.80 - Step 6: Final answer
x = 212,768.70
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1.5x scale
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.