Finding the Fourth Proportional to 283,567.20, 425,350.74 and 83,872.02
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Solution
The fourth proportional to 283,567.20, 425,350.74 and 83,872.02 is: 125,808.01
Step by Step Solution
- Step 1: Write the proportion equation
283,567.20 : 425,350.74 = 83,872.02 : x - Step 2: Convert to fraction form
283,567.20/425,350.74 = 83,872.02/x - Step 3: Cross multiply
283,567.20x = 425,350.74 × 83,872.02 - Step 4: Simplify right side
283,567.20x = 35,675,025,772.29 - Step 5: Solve for x
x = 35,675,025,772.29/283,567.20 - Step 6: Final answer
x = 125,808.01
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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.