Finding the Fourth Proportional to 418,514.08, 577,675.92 and 284,455.84
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Solution
The fourth proportional to 418,514.08, 577,675.92 and 284,455.84 is: 392,635.03
Step by Step Solution
- Step 1: Write the proportion equation
418,514.08 : 577,675.92 = 284,455.84 : x - Step 2: Convert to fraction form
418,514.08/577,675.92 = 284,455.84/x - Step 3: Cross multiply
418,514.08x = 577,675.92 × 284,455.84 - Step 4: Simplify right side
418,514.08x = 164,323,289,071.37 - Step 5: Solve for x
x = 164,323,289,071.37/418,514.08 - Step 6: Final answer
x = 392,635.03
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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.