Finding the Fourth Proportional to 371,188.42, 512,241.37 and 201,422.54
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Solution
The fourth proportional to 371,188.42, 512,241.37 and 201,422.54 is: 277,963.84
Step by Step Solution
- Step 1: Write the proportion equation
371,188.42 : 512,241.37 = 201,422.54 : x - Step 2: Convert to fraction form
371,188.42/512,241.37 = 201,422.54/x - Step 3: Cross multiply
371,188.42x = 512,241.37 × 201,422.54 - Step 4: Simplify right side
371,188.42x = 103,176,958,615.53 - Step 5: Solve for x
x = 103,176,958,615.53/371,188.42 - Step 6: Final answer
x = 277,963.84
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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.