Finding the Fourth Proportional to 638,567.20, 957,850.80 and 599,201.20
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Solution
The fourth proportional to 638,567.20, 957,850.80 and 599,201.20 is: 898,801.80
Step by Step Solution
- Step 1: Write the proportion equation
638,567.20 : 957,850.80 = 599,201.20 : x - Step 2: Convert to fraction form
638,567.20/957,850.80 = 599,201.20/x - Step 3: Cross multiply
638,567.20x = 957,850.80 × 599,201.20 - Step 4: Simplify right side
638,567.20x = 573,945,348,780.96 - Step 5: Solve for x
x = 573,945,348,780.96/638,567.20 - Step 6: Final answer
x = 898,801.80
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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.