Finding the Fourth Proportional to 299,040.44, 447,831.99 and 197,776.80
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Solution
The fourth proportional to 299,040.44, 447,831.99 and 197,776.80 is: 296,183.28
Step by Step Solution
- Step 1: Write the proportion equation
299,040.44 : 447,831.99 = 197,776.80 : x - Step 2: Convert to fraction form
299,040.44/447,831.99 = 197,776.80/x - Step 3: Cross multiply
299,040.44x = 447,831.99 × 197,776.80 - Step 4: Simplify right side
299,040.44x = 88,570,777,919.83 - Step 5: Solve for x
x = 88,570,777,919.83/299,040.44 - Step 6: Final answer
x = 296,183.28
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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.