Finding the Fourth Proportional to 336,449.87, 504,702.14 and 99,791.87
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Solution
The fourth proportional to 336,449.87, 504,702.14 and 99,791.87 is: 149,695.90
Step by Step Solution
- Step 1: Write the proportion equation
336,449.87 : 504,702.14 = 99,791.87 : x - Step 2: Convert to fraction form
336,449.87/504,702.14 = 99,791.87/x - Step 3: Cross multiply
336,449.87x = 504,702.14 × 99,791.87 - Step 4: Simplify right side
336,449.87x = 50,365,167,321.13 - Step 5: Solve for x
x = 50,365,167,321.13/336,449.87 - Step 6: Final answer
x = 149,695.90
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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.