Finding the Fourth Proportional to 416,315.30, 574,519.81 and 244,236.19
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Solution
The fourth proportional to 416,315.30, 574,519.81 and 244,236.19 is: 337,048.70
Step by Step Solution
- Step 1: Write the proportion equation
416,315.30 : 574,519.81 = 244,236.19 : x - Step 2: Convert to fraction form
416,315.30/574,519.81 = 244,236.19/x - Step 3: Cross multiply
416,315.30x = 574,519.81 × 244,236.19 - Step 4: Simplify right side
416,315.30x = 140,318,528,962.20 - Step 5: Solve for x
x = 140,318,528,962.20/416,315.30 - Step 6: Final answer
x = 337,048.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.