Finding the Fourth Proportional to 279,537.23, 419,262.87 and 153,240.05
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Solution
The fourth proportional to 279,537.23, 419,262.87 and 153,240.05 is: 229,836.52
Step by Step Solution
- Step 1: Write the proportion equation
279,537.23 : 419,262.87 = 153,240.05 : x - Step 2: Convert to fraction form
279,537.23/419,262.87 = 153,240.05/x - Step 3: Cross multiply
279,537.23x = 419,262.87 × 153,240.05 - Step 4: Simplify right side
279,537.23x = 64,247,864,784.75 - Step 5: Solve for x
x = 64,247,864,784.75/279,537.23 - Step 6: Final answer
x = 229,836.52
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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.