Finding the Fourth Proportional to 332,489.07, 498,803.64 and 107,831.98
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Solution
The fourth proportional to 332,489.07, 498,803.64 and 107,831.98 is: 161,770.68
Step by Step Solution
- Step 1: Write the proportion equation
332,489.07 : 498,803.64 = 107,831.98 : x - Step 2: Convert to fraction form
332,489.07/498,803.64 = 107,831.98/x - Step 3: Cross multiply
332,489.07x = 498,803.64 × 107,831.98 - Step 4: Simplify right side
332,489.07x = 53,786,984,132.41 - Step 5: Solve for x
x = 53,786,984,132.41/332,489.07 - Step 6: Final answer
x = 161,770.68
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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.