Finding the Fourth Proportional to 850,511.48, 1,275,767.21 and 581,073.08
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Solution
The fourth proportional to 850,511.48, 1,275,767.21 and 581,073.08 is: 871,609.61
Step by Step Solution
- Step 1: Write the proportion equation
850,511.48 : 1,275,767.21 = 581,073.08 : x - Step 2: Convert to fraction form
850,511.48/1,275,767.21 = 581,073.08/x - Step 3: Cross multiply
850,511.48x = 1,275,767.21 × 581,073.08 - Step 4: Simplify right side
850,511.48x = 741,313,977,151.55 - Step 5: Solve for x
x = 741,313,977,151.55/850,511.48 - Step 6: Final answer
x = 871,609.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.