Finding the Fourth Proportional to 737,388.09, 1,017,614.39 and 415,109.49
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Solution
The fourth proportional to 737,388.09, 1,017,614.39 and 415,109.49 is: 572,861.70
Step by Step Solution
- Step 1: Write the proportion equation
737,388.09 : 1,017,614.39 = 415,109.49 : x - Step 2: Convert to fraction form
737,388.09/1,017,614.39 = 415,109.49/x - Step 3: Cross multiply
737,388.09x = 1,017,614.39 × 415,109.49 - Step 4: Simplify right side
737,388.09x = 422,421,392,617.03 - Step 5: Solve for x
x = 422,421,392,617.03/737,388.09 - Step 6: Final answer
x = 572,861.70
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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.