Finding the Fourth Proportional to 263,469.26, 363,797.20 and 243,318.79
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Solution
The fourth proportional to 263,469.26, 363,797.20 and 243,318.79 is: 335,973.52
Step by Step Solution
- Step 1: Write the proportion equation
263,469.26 : 363,797.20 = 243,318.79 : x - Step 2: Convert to fraction form
263,469.26/363,797.20 = 243,318.79/x - Step 3: Cross multiply
263,469.26x = 363,797.20 × 243,318.79 - Step 4: Simplify right side
263,469.26x = 88,518,692,537.59 - Step 5: Solve for x
x = 88,518,692,537.59/263,469.26 - Step 6: Final answer
x = 335,973.52
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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.