Finding the Fourth Proportional to 422,233.62, 582,537.69 and 240,815.13
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Solution
The fourth proportional to 422,233.62, 582,537.69 and 240,815.13 is: 332,242.35
Step by Step Solution
- Step 1: Write the proportion equation
422,233.62 : 582,537.69 = 240,815.13 : x - Step 2: Convert to fraction form
422,233.62/582,537.69 = 240,815.13/x - Step 3: Cross multiply
422,233.62x = 582,537.69 × 240,815.13 - Step 4: Simplify right side
422,233.62x = 140,283,889,547.25 - Step 5: Solve for x
x = 140,283,889,547.25/422,233.62 - Step 6: Final answer
x = 332,242.35
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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.