Finding the Fourth Proportional to 336,840.05, 504,821.32 and 136,926.92
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Solution
The fourth proportional to 336,840.05, 504,821.32 and 136,926.92 is: 205,212.02
Step by Step Solution
- Step 1: Write the proportion equation
336,840.05 : 504,821.32 = 136,926.92 : x - Step 2: Convert to fraction form
336,840.05/504,821.32 = 136,926.92/x - Step 3: Cross multiply
336,840.05x = 504,821.32 × 136,926.92 - Step 4: Simplify right side
336,840.05x = 69,123,628,497.93 - Step 5: Solve for x
x = 69,123,628,497.93/336,840.05 - Step 6: Final answer
x = 205,212.02
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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.