Finding the Fourth Proportional to 276,743.17, 415,245.97 and 164,644.84
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Solution
The fourth proportional to 276,743.17, 415,245.97 and 164,644.84 is: 247,045.32
Step by Step Solution
- Step 1: Write the proportion equation
276,743.17 : 415,245.97 = 164,644.84 : x - Step 2: Convert to fraction form
276,743.17/415,245.97 = 164,644.84/x - Step 3: Cross multiply
276,743.17x = 415,245.97 × 164,644.84 - Step 4: Simplify right side
276,743.17x = 68,368,104,215.06 - Step 5: Solve for x
x = 68,368,104,215.06/276,743.17 - Step 6: Final answer
x = 247,045.32
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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.