Finding the Fourth Proportional to 276,658.35, 381,792.74 and 169,205.37
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Solution
The fourth proportional to 276,658.35, 381,792.74 and 169,205.37 is: 233,505.99
Step by Step Solution
- Step 1: Write the proportion equation
276,658.35 : 381,792.74 = 169,205.37 : x - Step 2: Convert to fraction form
276,658.35/381,792.74 = 169,205.37/x - Step 3: Cross multiply
276,658.35x = 381,792.74 × 169,205.37 - Step 4: Simplify right side
276,658.35x = 64,601,381,835.01 - Step 5: Solve for x
x = 64,601,381,835.01/276,658.35 - Step 6: Final answer
x = 233,505.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.