Finding the Fourth Proportional to 454,422.30, 627,149.43 and 273,193.26
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Solution
The fourth proportional to 454,422.30, 627,149.43 and 273,193.26 is: 377,034.75
Step by Step Solution
- Step 1: Write the proportion equation
454,422.30 : 627,149.43 = 273,193.26 : x - Step 2: Convert to fraction form
454,422.30/627,149.43 = 273,193.26/x - Step 3: Cross multiply
454,422.30x = 627,149.43 × 273,193.26 - Step 4: Simplify right side
454,422.30x = 171,332,997,288.84 - Step 5: Solve for x
x = 171,332,997,288.84/454,422.30 - Step 6: Final answer
x = 377,034.75
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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.