Finding the Fourth Proportional to 446,170.67, 669,157.59 and 130,652.18
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Solution
The fourth proportional to 446,170.67, 669,157.59 and 130,652.18 is: 195,949.45
Step by Step Solution
- Step 1: Write the proportion equation
446,170.67 : 669,157.59 = 130,652.18 : x - Step 2: Convert to fraction form
446,170.67/669,157.59 = 130,652.18/x - Step 3: Cross multiply
446,170.67x = 669,157.59 × 130,652.18 - Step 4: Simplify right side
446,170.67x = 87,426,897,897.05 - Step 5: Solve for x
x = 87,426,897,897.05/446,170.67 - Step 6: Final answer
x = 195,949.45
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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.