Finding the Fourth Proportional to 449,570.24, 674,339.81 and 112,613.80
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Solution
The fourth proportional to 449,570.24, 674,339.81 and 112,613.80 is: 168,916.80
Step by Step Solution
- Step 1: Write the proportion equation
449,570.24 : 674,339.81 = 112,613.80 : x - Step 2: Convert to fraction form
449,570.24/674,339.81 = 112,613.80/x - Step 3: Cross multiply
449,570.24x = 674,339.81 × 112,613.80 - Step 4: Simplify right side
449,570.24x = 75,939,968,495.38 - Step 5: Solve for x
x = 75,939,968,495.38/449,570.24 - Step 6: Final answer
x = 168,916.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.