Finding the Fourth Proportional to 353,768.43, 488,201.60 and 192,624.44
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Solution
The fourth proportional to 353,768.43, 488,201.60 and 192,624.44 is: 265,822.37
Step by Step Solution
- Step 1: Write the proportion equation
353,768.43 : 488,201.60 = 192,624.44 : x - Step 2: Convert to fraction form
353,768.43/488,201.60 = 192,624.44/x - Step 3: Cross multiply
353,768.43x = 488,201.60 × 192,624.44 - Step 4: Simplify right side
353,768.43x = 94,039,561,509.17 - Step 5: Solve for x
x = 94,039,561,509.17/353,768.43 - Step 6: Final answer
x = 265,822.37
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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.