Finding the Fourth Proportional to 783,969.79, 1,175,843.97 and 251,421.62
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Solution
The fourth proportional to 783,969.79, 1,175,843.97 and 251,421.62 is: 377,096.92
Step by Step Solution
- Step 1: Write the proportion equation
783,969.79 : 1,175,843.97 = 251,421.62 : x - Step 2: Convert to fraction form
783,969.79/1,175,843.97 = 251,421.62/x - Step 3: Cross multiply
783,969.79x = 1,175,843.97 × 251,421.62 - Step 4: Simplify right side
783,969.79x = 295,632,595,832.41 - Step 5: Solve for x
x = 295,632,595,832.41/783,969.79 - Step 6: Final answer
x = 377,096.92
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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.