Finding the Fourth Proportional to 876,936.06, 1,315,441.05 and 277,884.06
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Solution
The fourth proportional to 876,936.06, 1,315,441.05 and 277,884.06 is: 416,837.80
Step by Step Solution
- Step 1: Write the proportion equation
876,936.06 : 1,315,441.05 = 277,884.06 : x - Step 2: Convert to fraction form
876,936.06/1,315,441.05 = 277,884.06/x - Step 3: Cross multiply
876,936.06x = 1,315,441.05 × 277,884.06 - Step 4: Simplify right side
876,936.06x = 365,540,099,664.66 - Step 5: Solve for x
x = 365,540,099,664.66/876,936.06 - Step 6: Final answer
x = 416,837.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.