Finding the Fourth Proportional to 457,604.41, 631,119.72 and 322,086.97
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Solution
The fourth proportional to 457,604.41, 631,119.72 and 322,086.97 is: 444,216.52
Step by Step Solution
- Step 1: Write the proportion equation
457,604.41 : 631,119.72 = 322,086.97 : x - Step 2: Convert to fraction form
457,604.41/631,119.72 = 322,086.97/x - Step 3: Cross multiply
457,604.41x = 631,119.72 × 322,086.97 - Step 4: Simplify right side
457,604.41x = 203,275,438,322.05 - Step 5: Solve for x
x = 203,275,438,322.05/457,604.41 - Step 6: Final answer
x = 444,216.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.