Finding the Fourth Proportional to 276,855.46, 415,086.36 and 132,596.08
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Solution
The fourth proportional to 276,855.46, 415,086.36 and 132,596.08 is: 198,799.85
Step by Step Solution
- Step 1: Write the proportion equation
276,855.46 : 415,086.36 = 132,596.08 : x - Step 2: Convert to fraction form
276,855.46/415,086.36 = 132,596.08/x - Step 3: Cross multiply
276,855.46x = 415,086.36 × 132,596.08 - Step 4: Simplify right side
276,855.46x = 55,038,824,197.47 - Step 5: Solve for x
x = 55,038,824,197.47/276,855.46 - Step 6: Final answer
x = 198,799.85
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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.