Finding the Fourth Proportional to 494,261.74, 741,247.28 and 209,950.03
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Solution
The fourth proportional to 494,261.74, 741,247.28 and 209,950.03 is: 314,863.31
Step by Step Solution
- Step 1: Write the proportion equation
494,261.74 : 741,247.28 = 209,950.03 : x - Step 2: Convert to fraction form
494,261.74/741,247.28 = 209,950.03/x - Step 3: Cross multiply
494,261.74x = 741,247.28 × 209,950.03 - Step 4: Simplify right side
494,261.74x = 155,624,889,337.54 - Step 5: Solve for x
x = 155,624,889,337.54/494,261.74 - Step 6: Final answer
x = 314,863.31
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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.