Finding the Fourth Proportional to 827,207.10, 1,240,663.05 and 219,998.88
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Solution
The fourth proportional to 827,207.10, 1,240,663.05 and 219,998.88 is: 329,959.07
Step by Step Solution
- Step 1: Write the proportion equation
827,207.10 : 1,240,663.05 = 219,998.88 : x - Step 2: Convert to fraction form
827,207.10/1,240,663.05 = 219,998.88/x - Step 3: Cross multiply
827,207.10x = 1,240,663.05 × 219,998.88 - Step 4: Simplify right side
827,207.10x = 272,944,481,457.38 - Step 5: Solve for x
x = 272,944,481,457.38/827,207.10 - Step 6: Final answer
x = 329,959.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.