Finding the Fourth Proportional to 263,988.07, 364,281.77 and 149,278.44
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Solution
The fourth proportional to 263,988.07, 364,281.77 and 149,278.44 is: 205,991.94
Step by Step Solution
- Step 1: Write the proportion equation
263,988.07 : 364,281.77 = 149,278.44 : x - Step 2: Convert to fraction form
263,988.07/364,281.77 = 149,278.44/x - Step 3: Cross multiply
263,988.07x = 364,281.77 × 149,278.44 - Step 4: Simplify right side
263,988.07x = 54,379,414,346.04 - Step 5: Solve for x
x = 54,379,414,346.04/263,988.07 - Step 6: Final answer
x = 205,991.94
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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.