Finding the Fourth Proportional to 279,753.84, 419,331.97 and 159,552.01
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Solution
The fourth proportional to 279,753.84, 419,331.97 and 159,552.01 is: 239,157.61
Step by Step Solution
- Step 1: Write the proportion equation
279,753.84 : 419,331.97 = 159,552.01 : x - Step 2: Convert to fraction form
279,753.84/419,331.97 = 159,552.01/x - Step 3: Cross multiply
279,753.84x = 419,331.97 × 159,552.01 - Step 4: Simplify right side
279,753.84x = 66,905,257,351.31 - Step 5: Solve for x
x = 66,905,257,351.31/279,753.84 - Step 6: Final answer
x = 239,157.61
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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.