Finding the Fourth Proportional to 377,664.15, 521,058.92 and 214,293.63
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Solution
The fourth proportional to 377,664.15, 521,058.92 and 214,293.63 is: 295,658.47
Step by Step Solution
- Step 1: Write the proportion equation
377,664.15 : 521,058.92 = 214,293.63 : x - Step 2: Convert to fraction form
377,664.15/521,058.92 = 214,293.63/x - Step 3: Cross multiply
377,664.15x = 521,058.92 × 214,293.63 - Step 4: Simplify right side
377,664.15x = 111,659,606,339.21 - Step 5: Solve for x
x = 111,659,606,339.21/377,664.15 - Step 6: Final answer
x = 295,658.47
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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.