Finding the Fourth Proportional to 335,644.53, 503,346.87 and 110,963.49
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Solution
The fourth proportional to 335,644.53, 503,346.87 and 110,963.49 is: 166,405.59
Step by Step Solution
- Step 1: Write the proportion equation
335,644.53 : 503,346.87 = 110,963.49 : x - Step 2: Convert to fraction form
335,644.53/503,346.87 = 110,963.49/x - Step 3: Cross multiply
335,644.53x = 503,346.87 × 110,963.49 - Step 4: Simplify right side
335,644.53x = 55,853,125,375.78 - Step 5: Solve for x
x = 55,853,125,375.78/335,644.53 - Step 6: Final answer
x = 166,405.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.