Finding the Fourth Proportional to 276,610.14, 381,750.57 and 169,251.53
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Solution
The fourth proportional to 276,610.14, 381,750.57 and 169,251.53 is: 233,584.59
Step by Step Solution
- Step 1: Write the proportion equation
276,610.14 : 381,750.57 = 169,251.53 : x - Step 2: Convert to fraction form
276,610.14/381,750.57 = 169,251.53/x - Step 3: Cross multiply
276,610.14x = 381,750.57 × 169,251.53 - Step 4: Simplify right side
276,610.14x = 64,611,866,142.12 - Step 5: Solve for x
x = 64,611,866,142.12/276,610.14 - Step 6: Final answer
x = 233,584.59
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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.