Finding the Fourth Proportional to 395,787.26, 546,180.30 and 214,497.65
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Solution
The fourth proportional to 395,787.26, 546,180.30 and 214,497.65 is: 296,003.44
Step by Step Solution
- Step 1: Write the proportion equation
395,787.26 : 546,180.30 = 214,497.65 : x - Step 2: Convert to fraction form
395,787.26/546,180.30 = 214,497.65/x - Step 3: Cross multiply
395,787.26x = 546,180.30 × 214,497.65 - Step 4: Simplify right side
395,787.26x = 117,154,392,191.75 - Step 5: Solve for x
x = 117,154,392,191.75/395,787.26 - Step 6: Final answer
x = 296,003.44
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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.