Finding the Fourth Proportional to 922,546.44, 1,383,877.98 and 389,997.36
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Solution
The fourth proportional to 922,546.44, 1,383,877.98 and 389,997.36 is: 585,020.69
Step by Step Solution
- Step 1: Write the proportion equation
922,546.44 : 1,383,877.98 = 389,997.36 : x - Step 2: Convert to fraction form
922,546.44/1,383,877.98 = 389,997.36/x - Step 3: Cross multiply
922,546.44x = 1,383,877.98 × 389,997.36 - Step 4: Simplify right side
922,546.44x = 539,708,758,762.13 - Step 5: Solve for x
x = 539,708,758,762.13/922,546.44 - Step 6: Final answer
x = 585,020.69
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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.