Finding the Fourth Proportional to 344,190.13, 515,366.65 and 201,918.49
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Solution
The fourth proportional to 344,190.13, 515,366.65 and 201,918.49 is: 302,338.87
Step by Step Solution
- Step 1: Write the proportion equation
344,190.13 : 515,366.65 = 201,918.49 : x - Step 2: Convert to fraction form
344,190.13/515,366.65 = 201,918.49/x - Step 3: Cross multiply
344,190.13x = 515,366.65 × 201,918.49 - Step 4: Simplify right side
344,190.13x = 104,062,055,764.36 - Step 5: Solve for x
x = 104,062,055,764.36/344,190.13 - Step 6: Final answer
x = 302,338.87
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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.