Finding the Fourth Proportional to 486,504.24, 671,368.88 and 271,647.68
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Solution
The fourth proportional to 486,504.24, 671,368.88 and 271,647.68 is: 374,869.91
Step by Step Solution
- Step 1: Write the proportion equation
486,504.24 : 671,368.88 = 271,647.68 : x - Step 2: Convert to fraction form
486,504.24/671,368.88 = 271,647.68/x - Step 3: Cross multiply
486,504.24x = 671,368.88 × 271,647.68 - Step 4: Simplify right side
486,504.24x = 182,375,798,676.20 - Step 5: Solve for x
x = 182,375,798,676.20/486,504.24 - Step 6: Final answer
x = 374,869.91
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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.