Finding the Fourth Proportional to 344,817.48, 517,245.66 and 104,939.19
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Solution
The fourth proportional to 344,817.48, 517,245.66 and 104,939.19 is: 157,414.70
Step by Step Solution
- Step 1: Write the proportion equation
344,817.48 : 517,245.66 = 104,939.19 : x - Step 2: Convert to fraction form
344,817.48/517,245.66 = 104,939.19/x - Step 3: Cross multiply
344,817.48x = 517,245.66 × 104,939.19 - Step 4: Simplify right side
344,817.48x = 54,279,340,591.42 - Step 5: Solve for x
x = 54,279,340,591.42/344,817.48 - Step 6: Final answer
x = 157,414.70
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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.