Finding the Fourth Proportional to 373,653.18, 515,653.83 and 203,896.62
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Solution
The fourth proportional to 373,653.18, 515,653.83 and 203,896.62 is: 281,384.12
Step by Step Solution
- Step 1: Write the proportion equation
373,653.18 : 515,653.83 = 203,896.62 : x - Step 2: Convert to fraction form
373,653.18/515,653.83 = 203,896.62/x - Step 3: Cross multiply
373,653.18x = 515,653.83 × 203,896.62 - Step 4: Simplify right side
373,653.18x = 105,140,073,027.06 - Step 5: Solve for x
x = 105,140,073,027.06/373,653.18 - Step 6: Final answer
x = 281,384.12
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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.