Finding the Fourth Proportional to 377,663.36, 521,058.04 and 214,292.84
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Solution
The fourth proportional to 377,663.36, 521,058.04 and 214,292.84 is: 295,657.51
Step by Step Solution
- Step 1: Write the proportion equation
377,663.36 : 521,058.04 = 214,292.84 : x - Step 2: Convert to fraction form
377,663.36/521,058.04 = 214,292.84/x - Step 3: Cross multiply
377,663.36x = 521,058.04 × 214,292.84 - Step 4: Simplify right side
377,663.36x = 111,659,007,196.43 - Step 5: Solve for x
x = 111,659,007,196.43/377,663.36 - Step 6: Final answer
x = 295,657.51
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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.