Finding the Fourth Proportional to 531,251.06, 733,105.11 and 289,528.44
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Solution
The fourth proportional to 531,251.06, 733,105.11 and 289,528.44 is: 399,537.62
Step by Step Solution
- Step 1: Write the proportion equation
531,251.06 : 733,105.11 = 289,528.44 : x - Step 2: Convert to fraction form
531,251.06/733,105.11 = 289,528.44/x - Step 3: Cross multiply
531,251.06x = 733,105.11 × 289,528.44 - Step 4: Simplify right side
531,251.06x = 212,254,781,314.63 - Step 5: Solve for x
x = 212,254,781,314.63/531,251.06 - Step 6: Final answer
x = 399,537.62
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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.