Finding the Fourth Proportional to 873,795.35, 1,311,007.40 and 305,260.09
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Solution
The fourth proportional to 873,795.35, 1,311,007.40 and 305,260.09 is: 457,999.96
Step by Step Solution
- Step 1: Write the proportion equation
873,795.35 : 1,311,007.40 = 305,260.09 : x - Step 2: Convert to fraction form
873,795.35/1,311,007.40 = 305,260.09/x - Step 3: Cross multiply
873,795.35x = 1,311,007.40 × 305,260.09 - Step 4: Simplify right side
873,795.35x = 400,198,236,914.67 - Step 5: Solve for x
x = 400,198,236,914.67/873,795.35 - Step 6: Final answer
x = 457,999.96
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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.