Finding the Fourth Proportional to 510,291.24, 765,609.06 and 225,942.97
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Solution
The fourth proportional to 510,291.24, 765,609.06 and 225,942.97 is: 338,990.70
Step by Step Solution
- Step 1: Write the proportion equation
510,291.24 : 765,609.06 = 225,942.97 : x - Step 2: Convert to fraction form
510,291.24/765,609.06 = 225,942.97/x - Step 3: Cross multiply
510,291.24x = 765,609.06 × 225,942.97 - Step 4: Simplify right side
510,291.24x = 172,983,985,244.09 - Step 5: Solve for x
x = 172,983,985,244.09/510,291.24 - Step 6: Final answer
x = 338,990.70
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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.