Finding the Fourth Proportional to 327,342.99, 490,566.54 and 247,315.17
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Solution
The fourth proportional to 327,342.99, 490,566.54 and 247,315.17 is: 370,634.32
Step by Step Solution
- Step 1: Write the proportion equation
327,342.99 : 490,566.54 = 247,315.17 : x - Step 2: Convert to fraction form
327,342.99/490,566.54 = 247,315.17/x - Step 3: Cross multiply
327,342.99x = 490,566.54 × 247,315.17 - Step 4: Simplify right side
327,342.99x = 121,324,547,236.41 - Step 5: Solve for x
x = 121,324,547,236.41/327,342.99 - Step 6: Final answer
x = 370,634.32
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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.