Finding the Fourth Proportional to 323,514.62, 446,397.64 and 187,521.99
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Solution
The fourth proportional to 323,514.62, 446,397.64 and 187,521.99 is: 258,749.89
Step by Step Solution
- Step 1: Write the proportion equation
323,514.62 : 446,397.64 = 187,521.99 : x - Step 2: Convert to fraction form
323,514.62/446,397.64 = 187,521.99/x - Step 3: Cross multiply
323,514.62x = 446,397.64 × 187,521.99 - Step 4: Simplify right side
323,514.62x = 83,709,372,959.82 - Step 5: Solve for x
x = 83,709,372,959.82/323,514.62 - Step 6: Final answer
x = 258,749.89
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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.