Finding the Fourth Proportional to 576,186.72, 795,137.84 and 318,063.84
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Solution
The fourth proportional to 576,186.72, 795,137.84 and 318,063.84 is: 438,928.19
Step by Step Solution
- Step 1: Write the proportion equation
576,186.72 : 795,137.84 = 318,063.84 : x - Step 2: Convert to fraction form
576,186.72/795,137.84 = 318,063.84/x - Step 3: Cross multiply
576,186.72x = 795,137.84 × 318,063.84 - Step 4: Simplify right side
576,186.72x = 252,904,594,471.24 - Step 5: Solve for x
x = 252,904,594,471.24/576,186.72 - Step 6: Final answer
x = 438,928.19
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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.