Finding the Fourth Proportional to 335,531.16, 462,880.36 and 199,487.96
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Solution
The fourth proportional to 335,531.16, 462,880.36 and 199,487.96 is: 275,202.63
Step by Step Solution
- Step 1: Write the proportion equation
335,531.16 : 462,880.36 = 199,487.96 : x - Step 2: Convert to fraction form
335,531.16/462,880.36 = 199,487.96/x - Step 3: Cross multiply
335,531.16x = 462,880.36 × 199,487.96 - Step 4: Simplify right side
335,531.16x = 92,339,058,740.47 - Step 5: Solve for x
x = 92,339,058,740.47/335,531.16 - Step 6: Final answer
x = 275,202.63
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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.