Finding the Fourth Proportional to 804,916.28, 1,207,548.66 and 243,993.08
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Solution
The fourth proportional to 804,916.28, 1,207,548.66 and 243,993.08 is: 366,042.44
Step by Step Solution
- Step 1: Write the proportion equation
804,916.28 : 1,207,548.66 = 243,993.08 : x - Step 2: Convert to fraction form
804,916.28/1,207,548.66 = 243,993.08/x - Step 3: Cross multiply
804,916.28x = 1,207,548.66 × 243,993.08 - Step 4: Simplify right side
804,916.28x = 294,633,516,803.27 - Step 5: Solve for x
x = 294,633,516,803.27/804,916.28 - Step 6: Final answer
x = 366,042.44
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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.