Finding the Fourth Proportional to 423,615.58, 635,546.36 and 170,765.58
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Solution
The fourth proportional to 423,615.58, 635,546.36 and 170,765.58 is: 256,197.95
Step by Step Solution
- Step 1: Write the proportion equation
423,615.58 : 635,546.36 = 170,765.58 : x - Step 2: Convert to fraction form
423,615.58/635,546.36 = 170,765.58/x - Step 3: Cross multiply
423,615.58x = 635,546.36 × 170,765.58 - Step 4: Simplify right side
423,615.58x = 108,529,442,782.29 - Step 5: Solve for x
x = 108,529,442,782.29/423,615.58 - Step 6: Final answer
x = 256,197.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.