Finding the Fourth Proportional to 531,846.24, 733,950.21 and 290,128.06
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Solution
The fourth proportional to 531,846.24, 733,950.21 and 290,128.06 is: 400,378.03
Step by Step Solution
- Step 1: Write the proportion equation
531,846.24 : 733,950.21 = 290,128.06 : x - Step 2: Convert to fraction form
531,846.24/733,950.21 = 290,128.06/x - Step 3: Cross multiply
531,846.24x = 733,950.21 × 290,128.06 - Step 4: Simplify right side
531,846.24x = 212,939,550,563.89 - Step 5: Solve for x
x = 212,939,550,563.89/531,846.24 - Step 6: Final answer
x = 400,378.03
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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.