Finding the Fourth Proportional to 373,549.97, 515,507.15 and 203,783.96
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Solution
The fourth proportional to 373,549.97, 515,507.15 and 203,783.96 is: 281,226.33
Step by Step Solution
- Step 1: Write the proportion equation
373,549.97 : 515,507.15 = 203,783.96 : x - Step 2: Convert to fraction form
373,549.97/515,507.15 = 203,783.96/x - Step 3: Cross multiply
373,549.97x = 515,507.15 × 203,783.96 - Step 4: Simplify right side
373,549.97x = 105,052,088,435.31 - Step 5: Solve for x
x = 105,052,088,435.31/373,549.97 - Step 6: Final answer
x = 281,226.33
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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.