Finding the Fourth Proportional to 517,249.44, 775,874.16 and 162,291.84
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Solution
The fourth proportional to 517,249.44, 775,874.16 and 162,291.84 is: 243,437.76
Step by Step Solution
- Step 1: Write the proportion equation
517,249.44 : 775,874.16 = 162,291.84 : x - Step 2: Convert to fraction form
517,249.44/775,874.16 = 162,291.84/x - Step 3: Cross multiply
517,249.44x = 775,874.16 × 162,291.84 - Step 4: Simplify right side
517,249.44x = 125,918,045,034.85 - Step 5: Solve for x
x = 125,918,045,034.85/517,249.44 - Step 6: Final answer
x = 243,437.76
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Similar ratio
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1.5x scale
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.