Finding the Fourth Proportional to 327,243.68, 490,871.66 and 102,599.13
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Solution
The fourth proportional to 327,243.68, 490,871.66 and 102,599.13 is: 153,900.62
Step by Step Solution
- Step 1: Write the proportion equation
327,243.68 : 490,871.66 = 102,599.13 : x - Step 2: Convert to fraction form
327,243.68/490,871.66 = 102,599.13/x - Step 3: Cross multiply
327,243.68x = 490,871.66 × 102,599.13 - Step 4: Simplify right side
327,243.68x = 50,363,005,257.66 - Step 5: Solve for x
x = 50,363,005,257.66/327,243.68 - Step 6: Final answer
x = 153,900.62
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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.