Finding the Fourth Proportional to 395,725.44, 546,099.84 and 214,438.08
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Solution
The fourth proportional to 395,725.44, 546,099.84 and 214,438.08 is: 295,923.86
Step by Step Solution
- Step 1: Write the proportion equation
395,725.44 : 546,099.84 = 214,438.08 : x - Step 2: Convert to fraction form
395,725.44/546,099.84 = 214,438.08/x - Step 3: Cross multiply
395,725.44x = 546,099.84 × 214,438.08 - Step 4: Simplify right side
395,725.44x = 117,104,601,177.91 - Step 5: Solve for x
x = 117,104,601,177.91/395,725.44 - Step 6: Final answer
x = 295,923.86
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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.