Finding the Fourth Proportional to 297,905.70, 446,858.55 and 276,035.70
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Solution
The fourth proportional to 297,905.70, 446,858.55 and 276,035.70 is: 414,053.55
Step by Step Solution
- Step 1: Write the proportion equation
297,905.70 : 446,858.55 = 276,035.70 : x - Step 2: Convert to fraction form
297,905.70/446,858.55 = 276,035.70/x - Step 3: Cross multiply
297,905.70x = 446,858.55 × 276,035.70 - Step 4: Simplify right side
297,905.70x = 123,348,912,650.24 - Step 5: Solve for x
x = 123,348,912,650.24/297,905.70 - Step 6: Final answer
x = 414,053.55
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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.