Finding the Fourth Proportional to 396,608.40, 595,252.80 and 160,120.80
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Solution
The fourth proportional to 396,608.40, 595,252.80 and 160,120.80 is: 240,318.55
Step by Step Solution
- Step 1: Write the proportion equation
396,608.40 : 595,252.80 = 160,120.80 : x - Step 2: Convert to fraction form
396,608.40/595,252.80 = 160,120.80/x - Step 3: Cross multiply
396,608.40x = 595,252.80 × 160,120.80 - Step 4: Simplify right side
396,608.40x = 95,312,354,538.24 - Step 5: Solve for x
x = 95,312,354,538.24/396,608.40 - Step 6: Final answer
x = 240,318.55
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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.