Finding the Fourth Proportional to 221,876.91, 306,192.09 and 204,924.92
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Solution
The fourth proportional to 221,876.91, 306,192.09 and 204,924.92 is: 282,798.19
Step by Step Solution
- Step 1: Write the proportion equation
221,876.91 : 306,192.09 = 204,924.92 : x - Step 2: Convert to fraction form
221,876.91/306,192.09 = 204,924.92/x - Step 3: Cross multiply
221,876.91x = 306,192.09 × 204,924.92 - Step 4: Simplify right side
221,876.91x = 62,746,388,016.92 - Step 5: Solve for x
x = 62,746,388,016.92/221,876.91 - Step 6: Final answer
x = 282,798.19
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1.5x scale
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.