Finding the Fourth Proportional to 486,372.13, 730,003.13 and 246,651.49
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Solution
The fourth proportional to 486,372.13, 730,003.13 and 246,651.49 is: 370,202.88
Step by Step Solution
- Step 1: Write the proportion equation
486,372.13 : 730,003.13 = 246,651.49 : x - Step 2: Convert to fraction form
486,372.13/730,003.13 = 246,651.49/x - Step 3: Cross multiply
486,372.13x = 730,003.13 × 246,651.49 - Step 4: Simplify right side
486,372.13x = 180,056,362,737.34 - Step 5: Solve for x
x = 180,056,362,737.34/486,372.13 - Step 6: Final answer
x = 370,202.88
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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.