Finding the Fourth Proportional to 373,717.34, 515,722.74 and 203,952.68
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Solution
The fourth proportional to 373,717.34, 515,722.74 and 203,952.68 is: 281,450.78
Step by Step Solution
- Step 1: Write the proportion equation
373,717.34 : 515,722.74 = 203,952.68 : x - Step 2: Convert to fraction form
373,717.34/515,722.74 = 203,952.68/x - Step 3: Cross multiply
373,717.34x = 515,722.74 × 203,952.68 - Step 4: Simplify right side
373,717.34x = 105,183,035,739.37 - Step 5: Solve for x
x = 105,183,035,739.37/373,717.34 - Step 6: Final answer
x = 281,450.78
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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.