Finding the Fourth Proportional to 317,422.08, 476,163.84 and 92,777.44
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Solution
The fourth proportional to 317,422.08, 476,163.84 and 92,777.44 is: 139,175.14
Step by Step Solution
- Step 1: Write the proportion equation
317,422.08 : 476,163.84 = 92,777.44 : x - Step 2: Convert to fraction form
317,422.08/476,163.84 = 92,777.44/x - Step 3: Cross multiply
317,422.08x = 476,163.84 × 92,777.44 - Step 4: Simplify right side
317,422.08x = 44,177,262,095.77 - Step 5: Solve for x
x = 44,177,262,095.77/317,422.08 - Step 6: Final answer
x = 139,175.14
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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.