Finding the Fourth Proportional to 531,176.21, 796,184.46 and 261,489.95
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Solution
The fourth proportional to 531,176.21, 796,184.46 and 261,489.95 is: 391,949.47
Step by Step Solution
- Step 1: Write the proportion equation
531,176.21 : 796,184.46 = 261,489.95 : x - Step 2: Convert to fraction form
531,176.21/796,184.46 = 261,489.95/x - Step 3: Cross multiply
531,176.21x = 796,184.46 × 261,489.95 - Step 4: Simplify right side
531,176.21x = 208,194,238,119.48 - Step 5: Solve for x
x = 208,194,238,119.48/531,176.21 - Step 6: Final answer
x = 391,949.47
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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.