Finding the Fourth Proportional to 580,537.41, 870,861.08 and 225,578.80
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Solution
The fourth proportional to 580,537.41, 870,861.08 and 225,578.80 is: 338,389.56
Step by Step Solution
- Step 1: Write the proportion equation
580,537.41 : 870,861.08 = 225,578.80 : x - Step 2: Convert to fraction form
580,537.41/870,861.08 = 225,578.80/x - Step 3: Cross multiply
580,537.41x = 870,861.08 × 225,578.80 - Step 4: Simplify right side
580,537.41x = 196,447,797,393.10 - Step 5: Solve for x
x = 196,447,797,393.10/580,537.41 - Step 6: Final answer
x = 338,389.56
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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.