Finding the Fourth Proportional to 965,087.10, 1,449,013.05 and 545,183.10
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Solution
The fourth proportional to 965,087.10, 1,449,013.05 and 545,183.10 is: 818,555.58
Step by Step Solution
- Step 1: Write the proportion equation
965,087.10 : 1,449,013.05 = 545,183.10 : x - Step 2: Convert to fraction form
965,087.10/1,449,013.05 = 545,183.10/x - Step 3: Cross multiply
965,087.10x = 1,449,013.05 × 545,183.10 - Step 4: Simplify right side
965,087.10x = 789,977,426,539.46 - Step 5: Solve for x
x = 789,977,426,539.46/965,087.10 - Step 6: Final answer
x = 818,555.58
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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.