Finding the Fourth Proportional to 517,456.82, 776,283.90 and 180,593.70
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Solution
The fourth proportional to 517,456.82, 776,283.90 and 180,593.70 is: 270,924.99
Step by Step Solution
- Step 1: Write the proportion equation
517,456.82 : 776,283.90 = 180,593.70 : x - Step 2: Convert to fraction form
517,456.82/776,283.90 = 180,593.70/x - Step 3: Cross multiply
517,456.82x = 776,283.90 × 180,593.70 - Step 4: Simplify right side
517,456.82x = 140,191,981,751.43 - Step 5: Solve for x
x = 140,191,981,751.43/517,456.82 - Step 6: Final answer
x = 270,924.99
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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.