Finding the Fourth Proportional to 263,281.38, 363,274.62 and 155,797.62
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Solution
The fourth proportional to 263,281.38, 363,274.62 and 155,797.62 is: 214,968.95
Step by Step Solution
- Step 1: Write the proportion equation
263,281.38 : 363,274.62 = 155,797.62 : x - Step 2: Convert to fraction form
263,281.38/363,274.62 = 155,797.62/x - Step 3: Cross multiply
263,281.38x = 363,274.62 × 155,797.62 - Step 4: Simplify right side
263,281.38x = 56,597,321,202.40 - Step 5: Solve for x
x = 56,597,321,202.40/263,281.38 - Step 6: Final answer
x = 214,968.95
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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.