Finding the Fourth Proportional to 283,427.40, 425,163.06 and 114,867.48
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Solution
The fourth proportional to 283,427.40, 425,163.06 and 114,867.48 is: 172,310.12
Step by Step Solution
- Step 1: Write the proportion equation
283,427.40 : 425,163.06 = 114,867.48 : x - Step 2: Convert to fraction form
283,427.40/425,163.06 = 114,867.48/x - Step 3: Cross multiply
283,427.40x = 425,163.06 × 114,867.48 - Step 4: Simplify right side
283,427.40x = 48,837,409,291.29 - Step 5: Solve for x
x = 48,837,409,291.29/283,427.40 - Step 6: Final answer
x = 172,310.12
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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.