Finding the Fourth Proportional to 929,876.94, 1,394,815.50 and 299,233.62
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Solution
The fourth proportional to 929,876.94, 1,394,815.50 and 299,233.62 is: 448,850.46
Step by Step Solution
- Step 1: Write the proportion equation
929,876.94 : 1,394,815.50 = 299,233.62 : x - Step 2: Convert to fraction form
929,876.94/1,394,815.50 = 299,233.62/x - Step 3: Cross multiply
929,876.94x = 1,394,815.50 × 299,233.62 - Step 4: Simplify right side
929,876.94x = 417,375,691,297.11 - Step 5: Solve for x
x = 417,375,691,297.11/929,876.94 - Step 6: Final answer
x = 448,850.46
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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.