Finding the Fourth Proportional to 899,022.76, 1,348,351.68 and 330,208.36
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Solution
The fourth proportional to 899,022.76, 1,348,351.68 and 330,208.36 is: 495,245.52
Step by Step Solution
- Step 1: Write the proportion equation
899,022.76 : 1,348,351.68 = 330,208.36 : x - Step 2: Convert to fraction form
899,022.76/1,348,351.68 = 330,208.36/x - Step 3: Cross multiply
899,022.76x = 1,348,351.68 × 330,208.36 - Step 4: Simplify right side
899,022.76x = 445,236,990,214.29 - Step 5: Solve for x
x = 445,236,990,214.29/899,022.76 - Step 6: Final answer
x = 495,245.52
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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.