Finding the Fourth Proportional to 382,023.36, 573,149.52 and 154,201.68
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Solution
The fourth proportional to 382,023.36, 573,149.52 and 154,201.68 is: 231,348.73
Step by Step Solution
- Step 1: Write the proportion equation
382,023.36 : 573,149.52 = 154,201.68 : x - Step 2: Convert to fraction form
382,023.36/573,149.52 = 154,201.68/x - Step 3: Cross multiply
382,023.36x = 573,149.52 × 154,201.68 - Step 4: Simplify right side
382,023.36x = 88,380,618,875.19 - Step 5: Solve for x
x = 88,380,618,875.19/382,023.36 - Step 6: Final answer
x = 231,348.73
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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.