Finding the Fourth Proportional to 923,190.14, 1,384,646.69 and 292,021.94
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Solution
The fourth proportional to 923,190.14, 1,384,646.69 and 292,021.94 is: 437,989.09
Step by Step Solution
- Step 1: Write the proportion equation
923,190.14 : 1,384,646.69 = 292,021.94 : x - Step 2: Convert to fraction form
923,190.14/1,384,646.69 = 292,021.94/x - Step 3: Cross multiply
923,190.14x = 1,384,646.69 × 292,021.94 - Step 4: Simplify right side
923,190.14x = 404,347,212,628.38 - Step 5: Solve for x
x = 404,347,212,628.38/923,190.14 - Step 6: Final answer
x = 437,989.09
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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.