Finding the Fourth Proportional to 378,588.96, 567,760.56 and 125,801.52
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Solution
The fourth proportional to 378,588.96, 567,760.56 and 125,801.52 is: 188,661.45
Step by Step Solution
- Step 1: Write the proportion equation
378,588.96 : 567,760.56 = 125,801.52 : x - Step 2: Convert to fraction form
378,588.96/567,760.56 = 125,801.52/x - Step 3: Cross multiply
378,588.96x = 567,760.56 × 125,801.52 - Step 4: Simplify right side
378,588.96x = 71,425,141,444.05 - Step 5: Solve for x
x = 71,425,141,444.05/378,588.96 - Step 6: Final answer
x = 188,661.45
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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.