Finding the Fourth Proportional to 396,125.24, 546,651.25 and 214,836.44
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Solution
The fourth proportional to 396,125.24, 546,651.25 and 214,836.44 is: 296,473.43
Step by Step Solution
- Step 1: Write the proportion equation
396,125.24 : 546,651.25 = 214,836.44 : x - Step 2: Convert to fraction form
396,125.24/546,651.25 = 214,836.44/x - Step 3: Cross multiply
396,125.24x = 546,651.25 × 214,836.44 - Step 4: Simplify right side
396,125.24x = 117,440,605,201.20 - Step 5: Solve for x
x = 117,440,605,201.20/396,125.24 - Step 6: Final answer
x = 296,473.43
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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.