Finding the Fourth Proportional to 423,821.44, 584,873.82 and 232,847.13
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Solution
The fourth proportional to 423,821.44, 584,873.82 and 232,847.13 is: 321,329.17
Step by Step Solution
- Step 1: Write the proportion equation
423,821.44 : 584,873.82 = 232,847.13 : x - Step 2: Convert to fraction form
423,821.44/584,873.82 = 232,847.13/x - Step 3: Cross multiply
423,821.44x = 584,873.82 × 232,847.13 - Step 4: Simplify right side
423,821.44x = 136,186,190,399.14 - Step 5: Solve for x
x = 136,186,190,399.14/423,821.44 - Step 6: Final answer
x = 321,329.17
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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.