Finding the Fourth Proportional to 352,604.56, 528,201.04 and 202,423.20
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Solution
The fourth proportional to 352,604.56, 528,201.04 and 202,423.20 is: 303,229.61
Step by Step Solution
- Step 1: Write the proportion equation
352,604.56 : 528,201.04 = 202,423.20 : x - Step 2: Convert to fraction form
352,604.56/528,201.04 = 202,423.20/x - Step 3: Cross multiply
352,604.56x = 528,201.04 × 202,423.20 - Step 4: Simplify right side
352,604.56x = 106,920,144,760.13 - Step 5: Solve for x
x = 106,920,144,760.13/352,604.56 - Step 6: Final answer
x = 303,229.61
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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.