Finding the Fourth Proportional to 371,199.44, 512,256.58 and 201,433.52
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Solution
The fourth proportional to 371,199.44, 512,256.58 and 201,433.52 is: 277,978.99
Step by Step Solution
- Step 1: Write the proportion equation
371,199.44 : 512,256.58 = 201,433.52 : x - Step 2: Convert to fraction form
371,199.44/512,256.58 = 201,433.52/x - Step 3: Cross multiply
371,199.44x = 512,256.58 × 201,433.52 - Step 4: Simplify right side
371,199.44x = 103,185,646,052.56 - Step 5: Solve for x
x = 103,185,646,052.56/371,199.44 - Step 6: Final answer
x = 277,978.99
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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.