Finding the Fourth Proportional to 263,409.18, 395,372.97 and 193,088.22
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Solution
The fourth proportional to 263,409.18, 395,372.97 and 193,088.22 is: 289,822.33
Step by Step Solution
- Step 1: Write the proportion equation
263,409.18 : 395,372.97 = 193,088.22 : x - Step 2: Convert to fraction form
263,409.18/395,372.97 = 193,088.22/x - Step 3: Cross multiply
263,409.18x = 395,372.97 × 193,088.22 - Step 4: Simplify right side
263,409.18x = 76,341,863,013.41 - Step 5: Solve for x
x = 76,341,863,013.41/263,409.18 - Step 6: Final answer
x = 289,822.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.