Finding the Fourth Proportional to 356,470.74, 491,929.74 and 195,324.48
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Solution
The fourth proportional to 356,470.74, 491,929.74 and 195,324.48 is: 269,547.85
Step by Step Solution
- Step 1: Write the proportion equation
356,470.74 : 491,929.74 = 195,324.48 : x - Step 2: Convert to fraction form
356,470.74/491,929.74 = 195,324.48/x - Step 3: Cross multiply
356,470.74x = 491,929.74 × 195,324.48 - Step 4: Simplify right side
356,470.74x = 96,085,920,662.04 - Step 5: Solve for x
x = 96,085,920,662.04/356,470.74 - Step 6: Final answer
x = 269,547.85
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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.