Finding the Fourth Proportional to 263,988.28, 364,324.86 and 149,291.08
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Solution
The fourth proportional to 263,988.28, 364,324.86 and 149,291.08 is: 206,033.59
Step by Step Solution
- Step 1: Write the proportion equation
263,988.28 : 364,324.86 = 149,291.08 : x - Step 2: Convert to fraction form
263,988.28/364,324.86 = 149,291.08/x - Step 3: Cross multiply
263,988.28x = 364,324.86 × 149,291.08 - Step 4: Simplify right side
263,988.28x = 54,390,451,820.25 - Step 5: Solve for x
x = 54,390,451,820.25/263,988.28 - Step 6: Final answer
x = 206,033.59
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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.