Finding the Fourth Proportional to 276,676.93, 415,388.53 and 177,031.63
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Solution
The fourth proportional to 276,676.93, 415,388.53 and 177,031.63 is: 265,786.19
Step by Step Solution
- Step 1: Write the proportion equation
276,676.93 : 415,388.53 = 177,031.63 : x - Step 2: Convert to fraction form
276,676.93/415,388.53 = 177,031.63/x - Step 3: Cross multiply
276,676.93x = 415,388.53 × 177,031.63 - Step 4: Simplify right side
276,676.93x = 73,536,906,472.26 - Step 5: Solve for x
x = 73,536,906,472.26/276,676.93 - Step 6: Final answer
x = 265,786.19
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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.