Finding the Fourth Proportional to 373,732.28, 515,743.35 and 203,967.62
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Solution
The fourth proportional to 373,732.28, 515,743.35 and 203,967.62 is: 281,471.39
Step by Step Solution
- Step 1: Write the proportion equation
373,732.28 : 515,743.35 = 203,967.62 : x - Step 2: Convert to fraction form
373,732.28/515,743.35 = 203,967.62/x - Step 3: Cross multiply
373,732.28x = 515,743.35 × 203,967.62 - Step 4: Simplify right side
373,732.28x = 105,194,943,368.09 - Step 5: Solve for x
x = 105,194,943,368.09/373,732.28 - Step 6: Final answer
x = 281,471.39
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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.