Finding the Fourth Proportional to 471,133.09, 706,933.16 and 186,817.55
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Solution
The fourth proportional to 471,133.09, 706,933.16 and 186,817.55 is: 280,318.92
Step by Step Solution
- Step 1: Write the proportion equation
471,133.09 : 706,933.16 = 186,817.55 : x - Step 2: Convert to fraction form
471,133.09/706,933.16 = 186,817.55/x - Step 3: Cross multiply
471,133.09x = 706,933.16 × 186,817.55 - Step 4: Simplify right side
471,133.09x = 132,067,519,710.44 - Step 5: Solve for x
x = 132,067,519,710.44/471,133.09 - Step 6: Final answer
x = 280,318.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.