Finding the Fourth Proportional to 446,169.67, 669,156.09 and 130,651.18
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Solution
The fourth proportional to 446,169.67, 669,156.09 and 130,651.18 is: 195,947.95
Step by Step Solution
- Step 1: Write the proportion equation
446,169.67 : 669,156.09 = 130,651.18 : x - Step 2: Convert to fraction form
446,169.67/669,156.09 = 130,651.18/x - Step 3: Cross multiply
446,169.67x = 669,156.09 × 130,651.18 - Step 4: Simplify right side
446,169.67x = 87,426,030,599.85 - Step 5: Solve for x
x = 87,426,030,599.85/446,169.67 - Step 6: Final answer
x = 195,947.95
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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.