Finding the Fourth Proportional to 454,474.61, 627,146.76 and 250,514.99
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Solution
The fourth proportional to 454,474.61, 627,146.76 and 250,514.99 is: 345,695.14
Step by Step Solution
- Step 1: Write the proportion equation
454,474.61 : 627,146.76 = 250,514.99 : x - Step 2: Convert to fraction form
454,474.61/627,146.76 = 250,514.99/x - Step 3: Cross multiply
454,474.61x = 627,146.76 × 250,514.99 - Step 4: Simplify right side
454,474.61x = 157,109,661,174.20 - Step 5: Solve for x
x = 157,109,661,174.20/454,474.61 - Step 6: Final answer
x = 345,695.14
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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.