Finding the Fourth Proportional to 300,447.26, 414,898.25 and 193,203.62
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Solution
The fourth proportional to 300,447.26, 414,898.25 and 193,203.62 is: 266,801.71
Step by Step Solution
- Step 1: Write the proportion equation
300,447.26 : 414,898.25 = 193,203.62 : x - Step 2: Convert to fraction form
300,447.26/414,898.25 = 193,203.62/x - Step 3: Cross multiply
300,447.26x = 414,898.25 × 193,203.62 - Step 4: Simplify right side
300,447.26x = 80,159,840,791.16 - Step 5: Solve for x
x = 80,159,840,791.16/300,447.26 - Step 6: Final answer
x = 266,801.71
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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.