Finding the Fourth Proportional to 518,287.84, 777,471.12 and 176,625.09
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Solution
The fourth proportional to 518,287.84, 777,471.12 and 176,625.09 is: 264,951.05
Step by Step Solution
- Step 1: Write the proportion equation
518,287.84 : 777,471.12 = 176,625.09 : x - Step 2: Convert to fraction form
518,287.84/777,471.12 = 176,625.09/x - Step 3: Cross multiply
518,287.84x = 777,471.12 × 176,625.09 - Step 4: Simplify right side
518,287.84x = 137,320,906,542.40 - Step 5: Solve for x
x = 137,320,906,542.40/518,287.84 - Step 6: Final answer
x = 264,951.05
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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.