Finding the Fourth Proportional to 370,231.83, 555,232.86 and 133,543.62
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Solution
The fourth proportional to 370,231.83, 555,232.86 and 133,543.62 is: 200,273.99
Step by Step Solution
- Step 1: Write the proportion equation
370,231.83 : 555,232.86 = 133,543.62 : x - Step 2: Convert to fraction form
370,231.83/555,232.86 = 133,543.62/x - Step 3: Cross multiply
370,231.83x = 555,232.86 × 133,543.62 - Step 4: Simplify right side
370,231.83x = 74,147,806,067.35 - Step 5: Solve for x
x = 74,147,806,067.35/370,231.83 - Step 6: Final answer
x = 200,273.99
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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.