Finding the Fourth Proportional to 395,330.03, 545,548.79 and 214,040.49
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Solution
The fourth proportional to 395,330.03, 545,548.79 and 214,040.49 is: 295,372.28
Step by Step Solution
- Step 1: Write the proportion equation
395,330.03 : 545,548.79 = 214,040.49 : x - Step 2: Convert to fraction form
395,330.03/545,548.79 = 214,040.49/x - Step 3: Cross multiply
395,330.03x = 545,548.79 × 214,040.49 - Step 4: Simplify right side
395,330.03x = 116,769,529,260.31 - Step 5: Solve for x
x = 116,769,529,260.31/395,330.03 - Step 6: Final answer
x = 295,372.28
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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.