Finding the Fourth Proportional to 925,850.21, 1,388,487.07 and 326,670.99
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Solution
The fourth proportional to 925,850.21, 1,388,487.07 and 326,670.99 is: 489,904.78
Step by Step Solution
- Step 1: Write the proportion equation
925,850.21 : 1,388,487.07 = 326,670.99 : x - Step 2: Convert to fraction form
925,850.21/1,388,487.07 = 326,670.99/x - Step 3: Cross multiply
925,850.21x = 1,388,487.07 × 326,670.99 - Step 4: Simplify right side
925,850.21x = 453,578,440,960.61 - Step 5: Solve for x
x = 453,578,440,960.61/925,850.21 - Step 6: Final answer
x = 489,904.78
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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.