Finding the Fourth Proportional to 365,021.28, 503,724.06 and 203,878.62
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Solution
The fourth proportional to 365,021.28, 503,724.06 and 203,878.62 is: 281,349.53
Step by Step Solution
- Step 1: Write the proportion equation
365,021.28 : 503,724.06 = 203,878.62 : x - Step 2: Convert to fraction form
365,021.28/503,724.06 = 203,878.62/x - Step 3: Cross multiply
365,021.28x = 503,724.06 × 203,878.62 - Step 4: Simplify right side
365,021.28x = 102,698,566,213.60 - Step 5: Solve for x
x = 102,698,566,213.60/365,021.28 - Step 6: Final answer
x = 281,349.53
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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.