Finding the Fourth Proportional to 749,541.57, 1,124,391.11 and 244,141.94
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Solution
The fourth proportional to 749,541.57, 1,124,391.11 and 244,141.94 is: 366,238.55
Step by Step Solution
- Step 1: Write the proportion equation
749,541.57 : 1,124,391.11 = 244,141.94 : x - Step 2: Convert to fraction form
749,541.57/1,124,391.11 = 244,141.94/x - Step 3: Cross multiply
749,541.57x = 1,124,391.11 × 244,141.94 - Step 4: Simplify right side
749,541.57x = 274,511,020,071.49 - Step 5: Solve for x
x = 274,511,020,071.49/749,541.57 - Step 6: Final answer
x = 366,238.55
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1.5x scale
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.