Finding the Fourth Proportional to 295,717.19, 408,089.29 and 168,392.82
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Solution
The fourth proportional to 295,717.19, 408,089.29 and 168,392.82 is: 232,381.84
Step by Step Solution
- Step 1: Write the proportion equation
295,717.19 : 408,089.29 = 168,392.82 : x - Step 2: Convert to fraction form
295,717.19/408,089.29 = 168,392.82/x - Step 3: Cross multiply
295,717.19x = 408,089.29 × 168,392.82 - Step 4: Simplify right side
295,717.19x = 68,719,305,512.93 - Step 5: Solve for x
x = 68,719,305,512.93/295,717.19 - Step 6: Final answer
x = 232,381.84
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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.