Finding the Fourth Proportional to 322,556.44, 445,143.08 and 179,318.88
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Solution
The fourth proportional to 322,556.44, 445,143.08 and 179,318.88 is: 247,468.50
Step by Step Solution
- Step 1: Write the proportion equation
322,556.44 : 445,143.08 = 179,318.88 : x - Step 2: Convert to fraction form
322,556.44/445,143.08 = 179,318.88/x - Step 3: Cross multiply
322,556.44x = 445,143.08 × 179,318.88 - Step 4: Simplify right side
322,556.44x = 79,822,556,767.93 - Step 5: Solve for x
x = 79,822,556,767.93/322,556.44 - Step 6: Final answer
x = 247,468.50
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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.