Finding the Fourth Proportional to 545,603.54, 752,902.97 and 300,540.26
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Solution
The fourth proportional to 545,603.54, 752,902.97 and 300,540.26 is: 414,729.08
Step by Step Solution
- Step 1: Write the proportion equation
545,603.54 : 752,902.97 = 300,540.26 : x - Step 2: Convert to fraction form
545,603.54/752,902.97 = 300,540.26/x - Step 3: Cross multiply
545,603.54x = 752,902.97 × 300,540.26 - Step 4: Simplify right side
545,603.54x = 226,277,654,738.13 - Step 5: Solve for x
x = 226,277,654,738.13/545,603.54 - Step 6: Final answer
x = 414,729.08
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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.