Finding the Fourth Proportional to 964,239.75, 1,446,371.97 and 664,639.92
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Solution
The fourth proportional to 964,239.75, 1,446,371.97 and 664,639.92 is: 996,968.39
Step by Step Solution
- Step 1: Write the proportion equation
964,239.75 : 1,446,371.97 = 664,639.92 : x - Step 2: Convert to fraction form
964,239.75/1,446,371.97 = 664,639.92/x - Step 3: Cross multiply
964,239.75x = 1,446,371.97 × 664,639.92 - Step 4: Simplify right side
964,239.75x = 961,316,550,431.04 - Step 5: Solve for x
x = 961,316,550,431.04/964,239.75 - Step 6: Final answer
x = 996,968.39
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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.