Finding the Fourth Proportional to 297,748.54, 446,371.76 and 129,141.94
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Solution
The fourth proportional to 297,748.54, 446,371.76 and 129,141.94 is: 193,604.02
Step by Step Solution
- Step 1: Write the proportion equation
297,748.54 : 446,371.76 = 129,141.94 : x - Step 2: Convert to fraction form
297,748.54/446,371.76 = 129,141.94/x - Step 3: Cross multiply
297,748.54x = 446,371.76 × 129,141.94 - Step 4: Simplify right side
297,748.54x = 57,645,315,047.61 - Step 5: Solve for x
x = 57,645,315,047.61/297,748.54 - Step 6: Final answer
x = 193,604.02
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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.