Finding the Fourth Proportional to 320,263.36, 441,918.27 and 182,445.91
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Solution
The fourth proportional to 320,263.36, 441,918.27 and 182,445.91 is: 251,749.63
Step by Step Solution
- Step 1: Write the proportion equation
320,263.36 : 441,918.27 = 182,445.91 : x - Step 2: Convert to fraction form
320,263.36/441,918.27 = 182,445.91/x - Step 3: Cross multiply
320,263.36x = 441,918.27 × 182,445.91 - Step 4: Simplify right side
320,263.36x = 80,626,180,915.78 - Step 5: Solve for x
x = 80,626,180,915.78/320,263.36 - Step 6: Final answer
x = 251,749.63
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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.