Finding the Fourth Proportional to 353,995.24, 529,745.10 and 220,937.80
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Solution
The fourth proportional to 353,995.24, 529,745.10 and 220,937.80 is: 330,627.94
Step by Step Solution
- Step 1: Write the proportion equation
353,995.24 : 529,745.10 = 220,937.80 : x - Step 2: Convert to fraction form
353,995.24/529,745.10 = 220,937.80/x - Step 3: Cross multiply
353,995.24x = 529,745.10 × 220,937.80 - Step 4: Simplify right side
353,995.24x = 117,040,716,954.78 - Step 5: Solve for x
x = 117,040,716,954.78/353,995.24 - Step 6: Final answer
x = 330,627.94
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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.