Finding the Fourth Proportional to 276,161.10, 413,658.45 and 246,612.30
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Solution
The fourth proportional to 276,161.10, 413,658.45 and 246,612.30 is: 369,397.65
Step by Step Solution
- Step 1: Write the proportion equation
276,161.10 : 413,658.45 = 246,612.30 : x - Step 2: Convert to fraction form
276,161.10/413,658.45 = 246,612.30/x - Step 3: Cross multiply
276,161.10x = 413,658.45 × 246,612.30 - Step 4: Simplify right side
276,161.10x = 102,013,261,768.94 - Step 5: Solve for x
x = 102,013,261,768.94/276,161.10 - Step 6: Final answer
x = 369,397.65
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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.