Finding the Fourth Proportional to 340,575.26, 470,008.44 and 189,672.26
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Solution
The fourth proportional to 340,575.26, 470,008.44 and 189,672.26 is: 261,755.84
Step by Step Solution
- Step 1: Write the proportion equation
340,575.26 : 470,008.44 = 189,672.26 : x - Step 2: Convert to fraction form
340,575.26/470,008.44 = 189,672.26/x - Step 3: Cross multiply
340,575.26x = 470,008.44 × 189,672.26 - Step 4: Simplify right side
340,575.26x = 89,147,563,033.87 - Step 5: Solve for x
x = 89,147,563,033.87/340,575.26 - Step 6: Final answer
x = 261,755.84
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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.