Finding the Fourth Proportional to 658,190.63, 987,285.94 and 159,554.63
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Solution
The fourth proportional to 658,190.63, 987,285.94 and 159,554.63 is: 239,331.94
Step by Step Solution
- Step 1: Write the proportion equation
658,190.63 : 987,285.94 = 159,554.63 : x - Step 2: Convert to fraction form
658,190.63/987,285.94 = 159,554.63/x - Step 3: Cross multiply
658,190.63x = 987,285.94 × 159,554.63 - Step 4: Simplify right side
658,190.63x = 157,526,042,860.90 - Step 5: Solve for x
x = 157,526,042,860.90/658,190.63 - Step 6: Final answer
x = 239,331.94
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Similar ratio
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1.5x scale
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.