Finding the Fourth Proportional to 802,740.24, 1,204,294.68 and 270,246.96
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Solution
The fourth proportional to 802,740.24, 1,204,294.68 and 270,246.96 is: 405,432.49
Step by Step Solution
- Step 1: Write the proportion equation
802,740.24 : 1,204,294.68 = 270,246.96 : x - Step 2: Convert to fraction form
802,740.24/1,204,294.68 = 270,246.96/x - Step 3: Cross multiply
802,740.24x = 1,204,294.68 × 270,246.96 - Step 4: Simplify right side
802,740.24x = 325,456,976,214.17 - Step 5: Solve for x
x = 325,456,976,214.17/802,740.24 - Step 6: Final answer
x = 405,432.49
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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.