Finding the Fourth Proportional to 297,425.36, 410,432.96 and 161,456.24
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Solution
The fourth proportional to 297,425.36, 410,432.96 and 161,456.24 is: 222,801.99
Step by Step Solution
- Step 1: Write the proportion equation
297,425.36 : 410,432.96 = 161,456.24 : x - Step 2: Convert to fraction form
297,425.36/410,432.96 = 161,456.24/x - Step 3: Cross multiply
297,425.36x = 410,432.96 × 161,456.24 - Step 4: Simplify right side
297,425.36x = 66,266,962,493.67 - Step 5: Solve for x
x = 66,266,962,493.67/297,425.36 - Step 6: Final answer
x = 222,801.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.