Finding the Fourth Proportional to 364,738.08, 503,422.52 and 213,883.68
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Solution
The fourth proportional to 364,738.08, 503,422.52 and 213,883.68 is: 295,208.72
Step by Step Solution
- Step 1: Write the proportion equation
364,738.08 : 503,422.52 = 213,883.68 : x - Step 2: Convert to fraction form
364,738.08/503,422.52 = 213,883.68/x - Step 3: Cross multiply
364,738.08x = 503,422.52 × 213,883.68 - Step 4: Simplify right side
364,738.08x = 107,673,861,172.47 - Step 5: Solve for x
x = 107,673,861,172.47/364,738.08 - Step 6: Final answer
x = 295,208.72
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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.