Finding the Fourth Proportional to 743,694.66, 1,026,309.69 and 404,163.18
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Solution
The fourth proportional to 743,694.66, 1,026,309.69 and 404,163.18 is: 557,751.20
Step by Step Solution
- Step 1: Write the proportion equation
743,694.66 : 1,026,309.69 = 404,163.18 : x - Step 2: Convert to fraction form
743,694.66/1,026,309.69 = 404,163.18/x - Step 3: Cross multiply
743,694.66x = 1,026,309.69 × 404,163.18 - Step 4: Simplify right side
743,694.66x = 414,796,587,975.21 - Step 5: Solve for x
x = 414,796,587,975.21/743,694.66 - Step 6: Final answer
x = 557,751.20
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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.