Finding the Fourth Proportional to 467,252.69, 644,808.97 and 252,392.75
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Solution
The fourth proportional to 467,252.69, 644,808.97 and 252,392.75 is: 348,302.14
Step by Step Solution
- Step 1: Write the proportion equation
467,252.69 : 644,808.97 = 252,392.75 : x - Step 2: Convert to fraction form
467,252.69/644,808.97 = 252,392.75/x - Step 3: Cross multiply
467,252.69x = 644,808.97 × 252,392.75 - Step 4: Simplify right side
467,252.69x = 162,745,110,879.79 - Step 5: Solve for x
x = 162,745,110,879.79/467,252.69 - Step 6: Final answer
x = 348,302.14
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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.