Finding the Fourth Proportional to 804,313.98, 1,206,102.64 and 480,249.19
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Solution
The fourth proportional to 804,313.98, 1,206,102.64 and 480,249.19 is: 720,153.86
Step by Step Solution
- Step 1: Write the proportion equation
804,313.98 : 1,206,102.64 = 480,249.19 : x - Step 2: Convert to fraction form
804,313.98/1,206,102.64 = 480,249.19/x - Step 3: Cross multiply
804,313.98x = 1,206,102.64 × 480,249.19 - Step 4: Simplify right side
804,313.98x = 579,229,815,916.86 - Step 5: Solve for x
x = 579,229,815,916.86/804,313.98 - Step 6: Final answer
x = 720,153.86
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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.