Finding the Fourth Proportional to 352,279.08, 528,107.58 and 269,542.44
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Solution
The fourth proportional to 352,279.08, 528,107.58 and 269,542.44 is: 404,075.67
Step by Step Solution
- Step 1: Write the proportion equation
352,279.08 : 528,107.58 = 269,542.44 : x - Step 2: Convert to fraction form
352,279.08/528,107.58 = 269,542.44/x - Step 3: Cross multiply
352,279.08x = 528,107.58 × 269,542.44 - Step 4: Simplify right side
352,279.08x = 142,347,405,695.70 - Step 5: Solve for x
x = 142,347,405,695.70/352,279.08 - Step 6: Final answer
x = 404,075.67
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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.