Finding the Fourth Proportional to 371,475.96, 512,638.92 and 201,710.13
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Solution
The fourth proportional to 371,475.96, 512,638.92 and 201,710.13 is: 278,361.12
Step by Step Solution
- Step 1: Write the proportion equation
371,475.96 : 512,638.92 = 201,710.13 : x - Step 2: Convert to fraction form
371,475.96/512,638.92 = 201,710.13/x - Step 3: Cross multiply
371,475.96x = 512,638.92 × 201,710.13 - Step 4: Simplify right side
371,475.96x = 103,404,463,196.26 - Step 5: Solve for x
x = 103,404,463,196.26/371,475.96 - Step 6: Final answer
x = 278,361.12
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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.