Finding the Fourth Proportional to 467,111.93, 644,614.45 and 252,251.99
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Solution
The fourth proportional to 467,111.93, 644,614.45 and 252,251.99 is: 348,107.74
Step by Step Solution
- Step 1: Write the proportion equation
467,111.93 : 644,614.45 = 252,251.99 : x - Step 2: Convert to fraction form
467,111.93/644,614.45 = 252,251.99/x - Step 3: Cross multiply
467,111.93x = 644,614.45 × 252,251.99 - Step 4: Simplify right side
467,111.93x = 162,605,277,795.26 - Step 5: Solve for x
x = 162,605,277,795.26/467,111.93 - Step 6: Final answer
x = 348,107.74
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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.