Finding the Fourth Proportional to 799,420.36, 1,103,186.82 and 436,836.48
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Solution
The fourth proportional to 799,420.36, 1,103,186.82 and 436,836.48 is: 602,827.09
Step by Step Solution
- Step 1: Write the proportion equation
799,420.36 : 1,103,186.82 = 436,836.48 : x - Step 2: Convert to fraction form
799,420.36/1,103,186.82 = 436,836.48/x - Step 3: Cross multiply
799,420.36x = 1,103,186.82 × 436,836.48 - Step 4: Simplify right side
799,420.36x = 481,912,247,231.19 - Step 5: Solve for x
x = 481,912,247,231.19/799,420.36 - Step 6: Final answer
x = 602,827.09
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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.