Finding the Fourth Proportional to 371,199.18, 512,254.87 and 201,433.31
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Solution
The fourth proportional to 371,199.18, 512,254.87 and 201,433.31 is: 277,977.96
Step by Step Solution
- Step 1: Write the proportion equation
371,199.18 : 512,254.87 = 201,433.31 : x - Step 2: Convert to fraction form
371,199.18/512,254.87 = 201,433.31/x - Step 3: Cross multiply
371,199.18x = 512,254.87 × 201,433.31 - Step 4: Simplify right side
371,199.18x = 103,185,190,459.28 - Step 5: Solve for x
x = 103,185,190,459.28/371,199.18 - Step 6: Final answer
x = 277,977.96
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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.