Finding the Fourth Proportional to 450,567.09, 675,745.50 and 130,633.10
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Solution
The fourth proportional to 450,567.09, 675,745.50 and 130,633.10 is: 195,919.17
Step by Step Solution
- Step 1: Write the proportion equation
450,567.09 : 675,745.50 = 130,633.10 : x - Step 2: Convert to fraction form
450,567.09/675,745.50 = 130,633.10/x - Step 3: Cross multiply
450,567.09x = 675,745.50 × 130,633.10 - Step 4: Simplify right side
450,567.09x = 88,274,729,121.24 - Step 5: Solve for x
x = 88,274,729,121.24/450,567.09 - Step 6: Final answer
x = 195,919.17
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1.5x scale
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.