Finding the Fourth Proportional to 486,935.36, 730,361.84 and 167,060.96
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Solution
The fourth proportional to 486,935.36, 730,361.84 and 167,060.96 is: 250,577.30
Step by Step Solution
- Step 1: Write the proportion equation
486,935.36 : 730,361.84 = 167,060.96 : x - Step 2: Convert to fraction form
486,935.36/730,361.84 = 167,060.96/x - Step 3: Cross multiply
486,935.36x = 730,361.84 × 167,060.96 - Step 4: Simplify right side
486,935.36x = 122,014,950,137.77 - Step 5: Solve for x
x = 122,014,950,137.77/486,935.36 - Step 6: Final answer
x = 250,577.30
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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.