Finding the Fourth Proportional to 215,125.47, 322,645.68 and 204,456.96
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Solution
The fourth proportional to 215,125.47, 322,645.68 and 204,456.96 is: 306,645.02
Step by Step Solution
- Step 1: Write the proportion equation
215,125.47 : 322,645.68 = 204,456.96 : x - Step 2: Convert to fraction form
215,125.47/322,645.68 = 204,456.96/x - Step 3: Cross multiply
215,125.47x = 322,645.68 × 204,456.96 - Step 4: Simplify right side
215,125.47x = 65,967,154,889.93 - Step 5: Solve for x
x = 65,967,154,889.93/215,125.47 - Step 6: Final answer
x = 306,645.02
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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.