Finding the Fourth Proportional to 787,355.11, 1,179,257.02 and 365,743.75
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Solution
The fourth proportional to 787,355.11, 1,179,257.02 and 365,743.75 is: 547,790.79
Step by Step Solution
- Step 1: Write the proportion equation
787,355.11 : 1,179,257.02 = 365,743.75 : x - Step 2: Convert to fraction form
787,355.11/1,179,257.02 = 365,743.75/x - Step 3: Cross multiply
787,355.11x = 1,179,257.02 × 365,743.75 - Step 4: Simplify right side
787,355.11x = 431,305,876,983.62 - Step 5: Solve for x
x = 431,305,876,983.62/787,355.11 - Step 6: Final answer
x = 547,790.79
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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.