Finding the Fourth Proportional to 293,344.70, 440,049.45 and 93,631.10
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Solution
The fourth proportional to 293,344.70, 440,049.45 and 93,631.10 is: 140,456.99
Step by Step Solution
- Step 1: Write the proportion equation
293,344.70 : 440,049.45 = 93,631.10 : x - Step 2: Convert to fraction form
293,344.70/440,049.45 = 93,631.10/x - Step 3: Cross multiply
293,344.70x = 440,049.45 × 93,631.10 - Step 4: Simplify right side
293,344.70x = 41,202,314,057.90 - Step 5: Solve for x
x = 41,202,314,057.90/293,344.70 - Step 6: Final answer
x = 140,456.99
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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.