Finding the Fourth Proportional to 821,506.26, 1,232,399.49 and 366,262.68
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Solution
The fourth proportional to 821,506.26, 1,232,399.49 and 366,262.68 is: 549,456.48
Step by Step Solution
- Step 1: Write the proportion equation
821,506.26 : 1,232,399.49 = 366,262.68 : x - Step 2: Convert to fraction form
821,506.26/1,232,399.49 = 366,262.68/x - Step 3: Cross multiply
821,506.26x = 1,232,399.49 × 366,262.68 - Step 4: Simplify right side
821,506.26x = 451,381,940,038.03 - Step 5: Solve for x
x = 451,381,940,038.03/821,506.26 - Step 6: Final answer
x = 549,456.48
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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.