Finding the Fourth Proportional to 452,745.11, 624,652.01 and 271,390.87
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Solution
The fourth proportional to 452,745.11, 624,652.01 and 271,390.87 is: 374,437.72
Step by Step Solution
- Step 1: Write the proportion equation
452,745.11 : 624,652.01 = 271,390.87 : x - Step 2: Convert to fraction form
452,745.11/624,652.01 = 271,390.87/x - Step 3: Cross multiply
452,745.11x = 624,652.01 × 271,390.87 - Step 4: Simplify right side
452,745.11x = 169,524,847,960.93 - Step 5: Solve for x
x = 169,524,847,960.93/452,745.11 - Step 6: Final answer
x = 374,437.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.