Finding the Fourth Proportional to 276,000.24, 412,950.60 and 170,557.68
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Solution
The fourth proportional to 276,000.24, 412,950.60 and 170,557.68 is: 255,187.81
Step by Step Solution
- Step 1: Write the proportion equation
276,000.24 : 412,950.60 = 170,557.68 : x - Step 2: Convert to fraction form
276,000.24/412,950.60 = 170,557.68/x - Step 3: Cross multiply
276,000.24x = 412,950.60 × 170,557.68 - Step 4: Simplify right side
276,000.24x = 70,431,896,290.61 - Step 5: Solve for x
x = 70,431,896,290.61/276,000.24 - Step 6: Final answer
x = 255,187.81
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1.5x scale
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.