Finding the Fourth Proportional to 483,213.62, 667,168.40 and 302,007
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Solution
The fourth proportional to 483,213.62, 667,168.40 and 302,007 is: 416,978.16
Step by Step Solution
- Step 1: Write the proportion equation
483,213.62 : 667,168.40 = 302,007 : x - Step 2: Convert to fraction form
483,213.62/667,168.40 = 302,007/x - Step 3: Cross multiply
483,213.62x = 667,168.40 × 302,007 - Step 4: Simplify right side
483,213.62x = 201,489,525,468.77 - Step 5: Solve for x
x = 201,489,525,468.77/483,213.62 - Step 6: Final answer
x = 416,978.16
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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.