Finding the Fourth Proportional to 371,259.94, 512,339.09 and 201,494.14
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Solution
The fourth proportional to 371,259.94, 512,339.09 and 201,494.14 is: 278,062.12
Step by Step Solution
- Step 1: Write the proportion equation
371,259.94 : 512,339.09 = 201,494.14 : x - Step 2: Convert to fraction form
371,259.94/512,339.09 = 201,494.14/x - Step 3: Cross multiply
371,259.94x = 512,339.09 × 201,494.14 - Step 4: Simplify right side
371,259.94x = 103,233,324,327.93 - Step 5: Solve for x
x = 103,233,324,327.93/371,259.94 - Step 6: Final answer
x = 278,062.12
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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.