Finding the Fourth Proportional to 379,762.08, 569,638.08 and 113,524.80
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Solution
The fourth proportional to 379,762.08, 569,638.08 and 113,524.80 is: 170,285.69
Step by Step Solution
- Step 1: Write the proportion equation
379,762.08 : 569,638.08 = 113,524.80 : x - Step 2: Convert to fraction form
379,762.08/569,638.08 = 113,524.80/x - Step 3: Cross multiply
379,762.08x = 569,638.08 × 113,524.80 - Step 4: Simplify right side
379,762.08x = 64,668,049,104.38 - Step 5: Solve for x
x = 64,668,049,104.38/379,762.08 - Step 6: Final answer
x = 170,285.69
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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.