Finding the Fourth Proportional to 595,382.80, 821,609.30 and 340,728.52
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Solution
The fourth proportional to 595,382.80, 821,609.30 and 340,728.52 is: 470,194.50
Step by Step Solution
- Step 1: Write the proportion equation
595,382.80 : 821,609.30 = 340,728.52 : x - Step 2: Convert to fraction form
595,382.80/821,609.30 = 340,728.52/x - Step 3: Cross multiply
595,382.80x = 821,609.30 × 340,728.52 - Step 4: Simplify right side
595,382.80x = 279,945,720,807.24 - Step 5: Solve for x
x = 279,945,720,807.24/595,382.80 - Step 6: Final answer
x = 470,194.50
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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.