Finding the Fourth Proportional to 367,652.97, 551,568.11 and 127,731.92
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Solution
The fourth proportional to 367,652.97, 551,568.11 and 127,731.92 is: 191,628.67
Step by Step Solution
- Step 1: Write the proportion equation
367,652.97 : 551,568.11 = 127,731.92 : x - Step 2: Convert to fraction form
367,652.97/551,568.11 = 127,731.92/x - Step 3: Cross multiply
367,652.97x = 551,568.11 × 127,731.92 - Step 4: Simplify right side
367,652.97x = 70,452,850,304.57 - Step 5: Solve for x
x = 70,452,850,304.57/367,652.97 - Step 6: Final answer
x = 191,628.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.