Finding the Fourth Proportional to 741,198.80, 1,110,662.04 and 386,328.08
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Solution
The fourth proportional to 741,198.80, 1,110,662.04 and 386,328.08 is: 578,899.93
Step by Step Solution
- Step 1: Write the proportion equation
741,198.80 : 1,110,662.04 = 386,328.08 : x - Step 2: Convert to fraction form
741,198.80/1,110,662.04 = 386,328.08/x - Step 3: Cross multiply
741,198.80x = 1,110,662.04 × 386,328.08 - Step 4: Simplify right side
741,198.80x = 429,079,933,442.08 - Step 5: Solve for x
x = 429,079,933,442.08/741,198.80 - Step 6: Final answer
x = 578,899.93
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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.