Finding the Fourth Proportional to 328,885.26, 453,862.97 and 177,982.26
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Solution
The fourth proportional to 328,885.26, 453,862.97 and 177,982.26 is: 245,616.23
Step by Step Solution
- Step 1: Write the proportion equation
328,885.26 : 453,862.97 = 177,982.26 : x - Step 2: Convert to fraction form
328,885.26/453,862.97 = 177,982.26/x - Step 3: Cross multiply
328,885.26x = 453,862.97 × 177,982.26 - Step 4: Simplify right side
328,885.26x = 80,779,556,241.00 - Step 5: Solve for x
x = 80,779,556,241.00/328,885.26 - Step 6: Final answer
x = 245,616.23
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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.