Finding the Fourth Proportional to 370,825.38, 555,908.18 and 134,115.44
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Solution
The fourth proportional to 370,825.38, 555,908.18 and 134,115.44 is: 201,053.85
Step by Step Solution
- Step 1: Write the proportion equation
370,825.38 : 555,908.18 = 134,115.44 : x - Step 2: Convert to fraction form
370,825.38/555,908.18 = 134,115.44/x - Step 3: Cross multiply
370,825.38x = 555,908.18 × 134,115.44 - Step 4: Simplify right side
370,825.38x = 74,555,870,160.30 - Step 5: Solve for x
x = 74,555,870,160.30/370,825.38 - Step 6: Final answer
x = 201,053.85
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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.