Finding the Fourth Proportional to 229,300.29, 343,579.14 and 140,283.99
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Solution
The fourth proportional to 229,300.29, 343,579.14 and 140,283.99 is: 210,198.83
Step by Step Solution
- Step 1: Write the proportion equation
229,300.29 : 343,579.14 = 140,283.99 : x - Step 2: Convert to fraction form
229,300.29/343,579.14 = 140,283.99/x - Step 3: Cross multiply
229,300.29x = 343,579.14 × 140,283.99 - Step 4: Simplify right side
229,300.29x = 48,198,652,639.97 - Step 5: Solve for x
x = 48,198,652,639.97/229,300.29 - Step 6: Final answer
x = 210,198.83
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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.