Finding the Fourth Proportional to 454,033.78, 680,940.99 and 201,174.46
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Solution
The fourth proportional to 454,033.78, 680,940.99 and 201,174.46 is: 301,713.09
Step by Step Solution
- Step 1: Write the proportion equation
454,033.78 : 680,940.99 = 201,174.46 : x - Step 2: Convert to fraction form
454,033.78/680,940.99 = 201,174.46/x - Step 3: Cross multiply
454,033.78x = 680,940.99 × 201,174.46 - Step 4: Simplify right side
454,033.78x = 136,987,935,955.12 - Step 5: Solve for x
x = 136,987,935,955.12/454,033.78 - Step 6: Final answer
x = 301,713.09
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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.