Finding the Fourth Proportional to 336,852.56, 504,840.08 and 136,939.44
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Solution
The fourth proportional to 336,852.56, 504,840.08 and 136,939.44 is: 205,230.79
Step by Step Solution
- Step 1: Write the proportion equation
336,852.56 : 504,840.08 = 136,939.44 : x - Step 2: Convert to fraction form
336,852.56/504,840.08 = 136,939.44/x - Step 3: Cross multiply
336,852.56x = 504,840.08 × 136,939.44 - Step 4: Simplify right side
336,852.56x = 69,132,517,844.76 - Step 5: Solve for x
x = 69,132,517,844.76/336,852.56 - Step 6: Final answer
x = 205,230.79
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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.