Finding the Fourth Proportional to 1,504,178.91, 2,256,046.43 and 438,934.95
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Solution
The fourth proportional to 1,504,178.91, 2,256,046.43 and 438,934.95 is: 658,337.66
Step by Step Solution
- Step 1: Write the proportion equation
1,504,178.91 : 2,256,046.43 = 438,934.95 : x - Step 2: Convert to fraction form
1,504,178.91/2,256,046.43 = 438,934.95/x - Step 3: Cross multiply
1,504,178.91x = 2,256,046.43 × 438,934.95 - Step 4: Simplify right side
1,504,178.91x = 990,257,624,755.05 - Step 5: Solve for x
x = 990,257,624,755.05/1,504,178.91 - Step 6: Final answer
x = 658,337.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.