Finding the Fourth Proportional to 404,861.44, 607,299.36 and 124,381.12
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Solution
The fourth proportional to 404,861.44, 607,299.36 and 124,381.12 is: 186,573.89
Step by Step Solution
- Step 1: Write the proportion equation
404,861.44 : 607,299.36 = 124,381.12 : x - Step 2: Convert to fraction form
404,861.44/607,299.36 = 124,381.12/x - Step 3: Cross multiply
404,861.44x = 607,299.36 × 124,381.12 - Step 4: Simplify right side
404,861.44x = 75,536,574,572.08 - Step 5: Solve for x
x = 75,536,574,572.08/404,861.44 - Step 6: Final answer
x = 186,573.89
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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.