Finding the Fourth Proportional to 446,188.71, 669,295.35 and 130,645.65
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Solution
The fourth proportional to 446,188.71, 669,295.35 and 130,645.65 is: 195,972.07
Step by Step Solution
- Step 1: Write the proportion equation
446,188.71 : 669,295.35 = 130,645.65 : x - Step 2: Convert to fraction form
446,188.71/669,295.35 = 130,645.65/x - Step 3: Cross multiply
446,188.71x = 669,295.35 × 130,645.65 - Step 4: Simplify right side
446,188.71x = 87,440,526,042.73 - Step 5: Solve for x
x = 87,440,526,042.73/446,188.71 - Step 6: Final answer
x = 195,972.07
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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.