Finding the Fourth Proportional to 803,165.36, 1,204,496.44 and 290,765.84
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Solution
The fourth proportional to 803,165.36, 1,204,496.44 and 290,765.84 is: 436,057.67
Step by Step Solution
- Step 1: Write the proportion equation
803,165.36 : 1,204,496.44 = 290,765.84 : x - Step 2: Convert to fraction form
803,165.36/1,204,496.44 = 290,765.84/x - Step 3: Cross multiply
803,165.36x = 1,204,496.44 × 290,765.84 - Step 4: Simplify right side
803,165.36x = 350,226,419,153.61 - Step 5: Solve for x
x = 350,226,419,153.61/803,165.36 - Step 6: Final answer
x = 436,057.67
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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.