Finding the Fourth Proportional to 264,321.25, 364,495.21 and 226,207.31
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Solution
The fourth proportional to 264,321.25, 364,495.21 and 226,207.31 is: 311,936.63
Step by Step Solution
- Step 1: Write the proportion equation
264,321.25 : 364,495.21 = 226,207.31 : x - Step 2: Convert to fraction form
264,321.25/364,495.21 = 226,207.31/x - Step 3: Cross multiply
264,321.25x = 364,495.21 × 226,207.31 - Step 4: Simplify right side
264,321.25x = 82,451,478,573.99 - Step 5: Solve for x
x = 82,451,478,573.99/264,321.25 - Step 6: Final answer
x = 311,936.63
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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.