Finding the Fourth Proportional to 404,031.03, 557,566.70 and 222,749.99
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Solution
The fourth proportional to 404,031.03, 557,566.70 and 222,749.99 is: 307,397.12
Step by Step Solution
- Step 1: Write the proportion equation
404,031.03 : 557,566.70 = 222,749.99 : x - Step 2: Convert to fraction form
404,031.03/557,566.70 = 222,749.99/x - Step 3: Cross multiply
404,031.03x = 557,566.70 × 222,749.99 - Step 4: Simplify right side
404,031.03x = 124,197,976,849.33 - Step 5: Solve for x
x = 124,197,976,849.33/404,031.03 - Step 6: Final answer
x = 307,397.12
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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.