Finding the Fourth Proportional to 486,247.36, 729,097.44 and 334,622.56
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Solution
The fourth proportional to 486,247.36, 729,097.44 and 334,622.56 is: 501,745.56
Step by Step Solution
- Step 1: Write the proportion equation
486,247.36 : 729,097.44 = 334,622.56 : x - Step 2: Convert to fraction form
486,247.36/729,097.44 = 334,622.56/x - Step 3: Cross multiply
486,247.36x = 729,097.44 × 334,622.56 - Step 4: Simplify right side
486,247.36x = 243,972,451,862.25 - Step 5: Solve for x
x = 243,972,451,862.25/486,247.36 - Step 6: Final answer
x = 501,745.56
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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.