Finding the Fourth Proportional to 203,386.72, 304,699.92 and 181,423.84
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Solution
The fourth proportional to 203,386.72, 304,699.92 and 181,423.84 is: 271,796.65
Step by Step Solution
- Step 1: Write the proportion equation
203,386.72 : 304,699.92 = 181,423.84 : x - Step 2: Convert to fraction form
203,386.72/304,699.92 = 181,423.84/x - Step 3: Cross multiply
203,386.72x = 304,699.92 × 181,423.84 - Step 4: Simplify right side
203,386.72x = 55,279,829,534.09 - Step 5: Solve for x
x = 55,279,829,534.09/203,386.72 - Step 6: Final answer
x = 271,796.65
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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.