Finding the Fourth Proportional to 446,207.41, 669,577.07 and 161,920.14
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Solution
The fourth proportional to 446,207.41, 669,577.07 and 161,920.14 is: 242,976.72
Step by Step Solution
- Step 1: Write the proportion equation
446,207.41 : 669,577.07 = 161,920.14 : x - Step 2: Convert to fraction form
446,207.41/669,577.07 = 161,920.14/x - Step 3: Cross multiply
446,207.41x = 669,577.07 × 161,920.14 - Step 4: Simplify right side
446,207.41x = 108,418,012,915.19 - Step 5: Solve for x
x = 108,418,012,915.19/446,207.41 - Step 6: Final answer
x = 242,976.72
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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.