Finding the Fourth Proportional to 259,501.67, 389,207.63 and 117,313.88
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Solution
The fourth proportional to 259,501.67, 389,207.63 and 117,313.88 is: 175,950.53
Step by Step Solution
- Step 1: Write the proportion equation
259,501.67 : 389,207.63 = 117,313.88 : x - Step 2: Convert to fraction form
259,501.67/389,207.63 = 117,313.88/x - Step 3: Cross multiply
259,501.67x = 389,207.63 × 117,313.88 - Step 4: Simplify right side
259,501.67x = 45,659,457,200.90 - Step 5: Solve for x
x = 45,659,457,200.90/259,501.67 - Step 6: Final answer
x = 175,950.53
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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.