Finding the Fourth Proportional to 229,301.70, 343,261.35 and 201,653.70
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Solution
The fourth proportional to 229,301.70, 343,261.35 and 201,653.70 is: 301,872.69
Step by Step Solution
- Step 1: Write the proportion equation
229,301.70 : 343,261.35 = 201,653.70 : x - Step 2: Convert to fraction form
229,301.70/343,261.35 = 201,653.70/x - Step 3: Cross multiply
229,301.70x = 343,261.35 × 201,653.70 - Step 4: Simplify right side
229,301.70x = 69,219,921,294.50 - Step 5: Solve for x
x = 69,219,921,294.50/229,301.70 - Step 6: Final answer
x = 301,872.69
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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.