Finding the Fourth Proportional to 802,940.65, 1,107,956.94 and 440,269.09
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Solution
The fourth proportional to 802,940.65, 1,107,956.94 and 440,269.09 is: 607,515.88
Step by Step Solution
- Step 1: Write the proportion equation
802,940.65 : 1,107,956.94 = 440,269.09 : x - Step 2: Convert to fraction form
802,940.65/1,107,956.94 = 440,269.09/x - Step 3: Cross multiply
802,940.65x = 1,107,956.94 × 440,269.09 - Step 4: Simplify right side
802,940.65x = 487,799,193,732.99 - Step 5: Solve for x
x = 487,799,193,732.99/802,940.65 - Step 6: Final answer
x = 607,515.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.