Finding the Fourth Proportional to 725,786.62, 1,001,528.79 and 403,477.06
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Solution
The fourth proportional to 725,786.62, 1,001,528.79 and 403,477.06 is: 556,766.80
Step by Step Solution
- Step 1: Write the proportion equation
725,786.62 : 1,001,528.79 = 403,477.06 : x - Step 2: Convert to fraction form
725,786.62/1,001,528.79 = 403,477.06/x - Step 3: Cross multiply
725,786.62x = 1,001,528.79 × 403,477.06 - Step 4: Simplify right side
725,786.62x = 404,093,891,694.56 - Step 5: Solve for x
x = 404,093,891,694.56/725,786.62 - Step 6: Final answer
x = 556,766.80
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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.