Finding the Fourth Proportional to 804,777.84, 1,207,072.44 and 272,297.28
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Solution
The fourth proportional to 804,777.84, 1,207,072.44 and 272,297.28 is: 408,414.01
Step by Step Solution
- Step 1: Write the proportion equation
804,777.84 : 1,207,072.44 = 272,297.28 : x - Step 2: Convert to fraction form
804,777.84/1,207,072.44 = 272,297.28/x - Step 3: Cross multiply
804,777.84x = 1,207,072.44 × 272,297.28 - Step 4: Simplify right side
804,777.84x = 328,682,542,174.96 - Step 5: Solve for x
x = 328,682,542,174.96/804,777.84 - Step 6: Final answer
x = 408,414.01
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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.