Finding the Fourth Proportional to 353,704.20, 488,102.58 and 192,562.44
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Solution
The fourth proportional to 353,704.20, 488,102.58 and 192,562.44 is: 265,731.15
Step by Step Solution
- Step 1: Write the proportion equation
353,704.20 : 488,102.58 = 192,562.44 : x - Step 2: Convert to fraction form
353,704.20/488,102.58 = 192,562.44/x - Step 3: Cross multiply
353,704.20x = 488,102.58 × 192,562.44 - Step 4: Simplify right side
353,704.20x = 93,990,223,775.10 - Step 5: Solve for x
x = 93,990,223,775.10/353,704.20 - Step 6: Final answer
x = 265,731.15
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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.