Finding the Fourth Proportional to 362,135.80, 543,203.70 and 151,751.80
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Solution
The fourth proportional to 362,135.80, 543,203.70 and 151,751.80 is: 227,627.70
Step by Step Solution
- Step 1: Write the proportion equation
362,135.80 : 543,203.70 = 151,751.80 : x - Step 2: Convert to fraction form
362,135.80/543,203.70 = 151,751.80/x - Step 3: Cross multiply
362,135.80x = 543,203.70 × 151,751.80 - Step 4: Simplify right side
362,135.80x = 82,432,139,241.66 - Step 5: Solve for x
x = 82,432,139,241.66/362,135.80 - Step 6: Final answer
x = 227,627.70
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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.