Finding the Fourth Proportional to 782,785.77, 1,173,808.57 and 303,238.18
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Solution
The fourth proportional to 782,785.77, 1,173,808.57 and 303,238.18 is: 454,713.90
Step by Step Solution
- Step 1: Write the proportion equation
782,785.77 : 1,173,808.57 = 303,238.18 : x - Step 2: Convert to fraction form
782,785.77/1,173,808.57 = 303,238.18/x - Step 3: Cross multiply
782,785.77x = 1,173,808.57 × 303,238.18 - Step 4: Simplify right side
782,785.77x = 355,943,570,742.59 - Step 5: Solve for x
x = 355,943,570,742.59/782,785.77 - Step 6: Final answer
x = 454,713.90
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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.