Finding the Fourth Proportional to 485,868.11, 729,048.26 and 327,764.41
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Solution
The fourth proportional to 485,868.11, 729,048.26 and 327,764.41 is: 491,812.63
Step by Step Solution
- Step 1: Write the proportion equation
485,868.11 : 729,048.26 = 327,764.41 : x - Step 2: Convert to fraction form
485,868.11/729,048.26 = 327,764.41/x - Step 3: Cross multiply
485,868.11x = 729,048.26 × 327,764.41 - Step 4: Simplify right side
485,868.11x = 238,956,071,797.22 - Step 5: Solve for x
x = 238,956,071,797.22/485,868.11 - Step 6: Final answer
x = 491,812.63
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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.