Finding the Fourth Proportional to 332,072.96, 498,107.82 and 154,482.08
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Solution
The fourth proportional to 332,072.96, 498,107.82 and 154,482.08 is: 231,722.37
Step by Step Solution
- Step 1: Write the proportion equation
332,072.96 : 498,107.82 = 154,482.08 : x - Step 2: Convert to fraction form
332,072.96/498,107.82 = 154,482.08/x - Step 3: Cross multiply
332,072.96x = 498,107.82 × 154,482.08 - Step 4: Simplify right side
332,072.96x = 76,948,732,097.87 - Step 5: Solve for x
x = 76,948,732,097.87/332,072.96 - Step 6: Final answer
x = 231,722.37
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1.5x scale
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.