Finding the Fourth Proportional to 828,464.02, 1,143,321.69 and 466,001.98
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Solution
The fourth proportional to 828,464.02, 1,143,321.69 and 466,001.98 is: 643,105.99
Step by Step Solution
- Step 1: Write the proportion equation
828,464.02 : 1,143,321.69 = 466,001.98 : x - Step 2: Convert to fraction form
828,464.02/1,143,321.69 = 466,001.98/x - Step 3: Cross multiply
828,464.02x = 1,143,321.69 × 466,001.98 - Step 4: Simplify right side
828,464.02x = 532,790,171,316.95 - Step 5: Solve for x
x = 532,790,171,316.95/828,464.02 - Step 6: Final answer
x = 643,105.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.