Finding the Fourth Proportional to 283,938.12, 425,907.36 and 159,366.60
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Solution
The fourth proportional to 283,938.12, 425,907.36 and 159,366.60 is: 239,050.00
Step by Step Solution
- Step 1: Write the proportion equation
283,938.12 : 425,907.36 = 159,366.60 : x - Step 2: Convert to fraction form
283,938.12/425,907.36 = 159,366.60/x - Step 3: Cross multiply
283,938.12x = 425,907.36 × 159,366.60 - Step 4: Simplify right side
283,938.12x = 67,875,407,878.18 - Step 5: Solve for x
x = 67,875,407,878.18/283,938.12 - Step 6: Final answer
x = 239,050.00
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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.