Finding the Fourth Proportional to 314,159.46, 471,282.99 and 100,933.83
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Solution
The fourth proportional to 314,159.46, 471,282.99 and 100,933.83 is: 151,414.82
Step by Step Solution
- Step 1: Write the proportion equation
314,159.46 : 471,282.99 = 100,933.83 : x - Step 2: Convert to fraction form
314,159.46/471,282.99 = 100,933.83/x - Step 3: Cross multiply
314,159.46x = 471,282.99 × 100,933.83 - Step 4: Simplify right side
314,159.46x = 47,568,397,194.55 - Step 5: Solve for x
x = 47,568,397,194.55/314,159.46 - Step 6: Final answer
x = 151,414.82
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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.