Finding the Fourth Proportional to 263,984.18, 364,305.35 and 149,279.99
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Solution
The fourth proportional to 263,984.18, 364,305.35 and 149,279.99 is: 206,010.45
Step by Step Solution
- Step 1: Write the proportion equation
263,984.18 : 364,305.35 = 149,279.99 : x - Step 2: Convert to fraction form
263,984.18/364,305.35 = 149,279.99/x - Step 3: Cross multiply
263,984.18x = 364,305.35 × 149,279.99 - Step 4: Simplify right side
263,984.18x = 54,383,499,004.95 - Step 5: Solve for x
x = 54,383,499,004.95/263,984.18 - Step 6: Final answer
x = 206,010.45
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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.