Finding the Fourth Proportional to 874,541.26, 1,312,511.73 and 453,937.42
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Solution
The fourth proportional to 874,541.26, 1,312,511.73 and 453,937.42 is: 681,269.39
Step by Step Solution
- Step 1: Write the proportion equation
874,541.26 : 1,312,511.73 = 453,937.42 : x - Step 2: Convert to fraction form
874,541.26/1,312,511.73 = 453,937.42/x - Step 3: Cross multiply
874,541.26x = 1,312,511.73 × 453,937.42 - Step 4: Simplify right side
874,541.26x = 595,798,188,435.94 - Step 5: Solve for x
x = 595,798,188,435.94/874,541.26 - Step 6: Final answer
x = 681,269.39
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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.