Finding the Fourth Proportional to 965,723.80, 1,448,570.94 and 326,476.57
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Solution
The fourth proportional to 965,723.80, 1,448,570.94 and 326,476.57 is: 489,709.86
Step by Step Solution
- Step 1: Write the proportion equation
965,723.80 : 1,448,570.94 = 326,476.57 : x - Step 2: Convert to fraction form
965,723.80/1,448,570.94 = 326,476.57/x - Step 3: Cross multiply
965,723.80x = 1,448,570.94 × 326,476.57 - Step 4: Simplify right side
965,723.80x = 472,924,464,650.02 - Step 5: Solve for x
x = 472,924,464,650.02/965,723.80 - Step 6: Final answer
x = 489,709.86
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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.