Finding the Fourth Proportional to 283,069.98, 424,608.62 and 83,344.95
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Solution
The fourth proportional to 283,069.98, 424,608.62 and 83,344.95 is: 125,018.50
Step by Step Solution
- Step 1: Write the proportion equation
283,069.98 : 424,608.62 = 83,344.95 : x - Step 2: Convert to fraction form
283,069.98/424,608.62 = 83,344.95/x - Step 3: Cross multiply
283,069.98x = 424,608.62 × 83,344.95 - Step 4: Simplify right side
283,069.98x = 35,388,983,786.74 - Step 5: Solve for x
x = 35,388,983,786.74/283,069.98 - Step 6: Final answer
x = 125,018.50
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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.