Finding the Fourth Proportional to 843,812.29, 1,164,460.97 and 461,839.07
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Solution
The fourth proportional to 843,812.29, 1,164,460.97 and 461,839.07 is: 637,337.92
Step by Step Solution
- Step 1: Write the proportion equation
843,812.29 : 1,164,460.97 = 461,839.07 : x - Step 2: Convert to fraction form
843,812.29/1,164,460.97 = 461,839.07/x - Step 3: Cross multiply
843,812.29x = 1,164,460.97 × 461,839.07 - Step 4: Simplify right side
843,812.29x = 537,793,571,436.10 - Step 5: Solve for x
x = 537,793,571,436.10/843,812.29 - Step 6: Final answer
x = 637,337.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.