Finding the Fourth Proportional to 332,138.70, 498,256.65 and 174,379.05
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Solution
The fourth proportional to 332,138.70, 498,256.65 and 174,379.05 is: 261,594.09
Step by Step Solution
- Step 1: Write the proportion equation
332,138.70 : 498,256.65 = 174,379.05 : x - Step 2: Convert to fraction form
332,138.70/498,256.65 = 174,379.05/x - Step 3: Cross multiply
332,138.70x = 498,256.65 × 174,379.05 - Step 4: Simplify right side
332,138.70x = 86,885,521,283.18 - Step 5: Solve for x
x = 86,885,521,283.18/332,138.70 - Step 6: Final answer
x = 261,594.09
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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.