Finding the Fourth Proportional to 297,262.92, 445,893.19 and 107,678.92
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Solution
The fourth proportional to 297,262.92, 445,893.19 and 107,678.92 is: 161,517.95
Step by Step Solution
- Step 1: Write the proportion equation
297,262.92 : 445,893.19 = 107,678.92 : x - Step 2: Convert to fraction form
297,262.92/445,893.19 = 107,678.92/x - Step 3: Cross multiply
297,262.92x = 445,893.19 × 107,678.92 - Step 4: Simplify right side
297,262.92x = 48,013,297,134.55 - Step 5: Solve for x
x = 48,013,297,134.55/297,262.92 - Step 6: Final answer
x = 161,517.95
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1.5x scale
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.