Finding the Fourth Proportional to 836,140.73, 1,154,352.97 and 550,491.19
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Solution
The fourth proportional to 836,140.73, 1,154,352.97 and 550,491.19 is: 759,993.05
Step by Step Solution
- Step 1: Write the proportion equation
836,140.73 : 1,154,352.97 = 550,491.19 : x - Step 2: Convert to fraction form
836,140.73/1,154,352.97 = 550,491.19/x - Step 3: Cross multiply
836,140.73x = 1,154,352.97 × 550,491.19 - Step 4: Simplify right side
836,140.73x = 635,461,137,937.57 - Step 5: Solve for x
x = 635,461,137,937.57/836,140.73 - Step 6: Final answer
x = 759,993.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.