Finding the Fourth Proportional to 276,722.10, 415,083.15 and 252,227.70
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Solution
The fourth proportional to 276,722.10, 415,083.15 and 252,227.70 is: 378,341.55
Step by Step Solution
- Step 1: Write the proportion equation
276,722.10 : 415,083.15 = 252,227.70 : x - Step 2: Convert to fraction form
276,722.10/415,083.15 = 252,227.70/x - Step 3: Cross multiply
276,722.10x = 415,083.15 × 252,227.70 - Step 4: Simplify right side
276,722.10x = 104,695,468,233.26 - Step 5: Solve for x
x = 104,695,468,233.26/276,722.10 - Step 6: Final answer
x = 378,341.55
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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.