Finding the Fourth Proportional to 335,509.78, 462,850.93 and 199,466.53
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Solution
The fourth proportional to 335,509.78, 462,850.93 and 199,466.53 is: 275,173.12
Step by Step Solution
- Step 1: Write the proportion equation
335,509.78 : 462,850.93 = 199,466.53 : x - Step 2: Convert to fraction form
335,509.78/462,850.93 = 199,466.53/x - Step 3: Cross multiply
335,509.78x = 462,850.93 × 199,466.53 - Step 4: Simplify right side
335,509.78x = 92,323,271,171.11 - Step 5: Solve for x
x = 92,323,271,171.11/335,509.78 - Step 6: Final answer
x = 275,173.12
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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.