Finding the Fourth Proportional to 702,660.75, 1,053,833.48 and 323,217.09
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Solution
The fourth proportional to 702,660.75, 1,053,833.48 and 323,217.09 is: 484,753.12
Step by Step Solution
- Step 1: Write the proportion equation
702,660.75 : 1,053,833.48 = 323,217.09 : x - Step 2: Convert to fraction form
702,660.75/1,053,833.48 = 323,217.09/x - Step 3: Cross multiply
702,660.75x = 1,053,833.48 × 323,217.09 - Step 4: Simplify right side
702,660.75x = 340,616,989,134.09 - Step 5: Solve for x
x = 340,616,989,134.09/702,660.75 - Step 6: Final answer
x = 484,753.12
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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.