Finding the Fourth Proportional to 354,125.73, 488,678.07 and 201,163.57
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Solution
The fourth proportional to 354,125.73, 488,678.07 and 201,163.57 is: 277,596.96
Step by Step Solution
- Step 1: Write the proportion equation
354,125.73 : 488,678.07 = 201,163.57 : x - Step 2: Convert to fraction form
354,125.73/488,678.07 = 201,163.57/x - Step 3: Cross multiply
354,125.73x = 488,678.07 × 201,163.57 - Step 4: Simplify right side
354,125.73x = 98,304,225,141.91 - Step 5: Solve for x
x = 98,304,225,141.91/354,125.73 - Step 6: Final answer
x = 277,596.96
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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.