Finding the Fourth Proportional to 283,702.74, 425,553.33 and 84,038.69
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Solution
The fourth proportional to 283,702.74, 425,553.33 and 84,038.69 is: 126,057.81
Step by Step Solution
- Step 1: Write the proportion equation
283,702.74 : 425,553.33 = 84,038.69 : x - Step 2: Convert to fraction form
283,702.74/425,553.33 = 84,038.69/x - Step 3: Cross multiply
283,702.74x = 425,553.33 × 84,038.69 - Step 4: Simplify right side
283,702.74x = 35,762,945,442.22 - Step 5: Solve for x
x = 35,762,945,442.22/283,702.74 - Step 6: Final answer
x = 126,057.81
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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.