Finding the Fourth Proportional to 371,268.12, 512,350.50 and 201,502.26
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Solution
The fourth proportional to 371,268.12, 512,350.50 and 201,502.26 is: 278,073.39
Step by Step Solution
- Step 1: Write the proportion equation
371,268.12 : 512,350.50 = 201,502.26 : x - Step 2: Convert to fraction form
371,268.12/512,350.50 = 201,502.26/x - Step 3: Cross multiply
371,268.12x = 512,350.50 × 201,502.26 - Step 4: Simplify right side
371,268.12x = 103,239,783,662.13 - Step 5: Solve for x
x = 103,239,783,662.13/371,268.12 - Step 6: Final answer
x = 278,073.39
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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.