Finding the Fourth Proportional to 782,297.77, 1,171,957.06 and 445,570.84
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Solution
The fourth proportional to 782,297.77, 1,171,957.06 and 445,570.84 is: 667,507.84
Step by Step Solution
- Step 1: Write the proportion equation
782,297.77 : 1,171,957.06 = 445,570.84 : x - Step 2: Convert to fraction form
782,297.77/1,171,957.06 = 445,570.84/x - Step 3: Cross multiply
782,297.77x = 1,171,957.06 × 445,570.84 - Step 4: Simplify right side
782,297.77x = 522,189,891,668.13 - Step 5: Solve for x
x = 522,189,891,668.13/782,297.77 - Step 6: Final answer
x = 667,507.84
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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.