Finding the Fourth Proportional to 527,735.36, 791,714.04 and 172,721.84
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Solution
The fourth proportional to 527,735.36, 791,714.04 and 172,721.84 is: 259,119.09
Step by Step Solution
- Step 1: Write the proportion equation
527,735.36 : 791,714.04 = 172,721.84 : x - Step 2: Convert to fraction form
527,735.36/791,714.04 = 172,721.84/x - Step 3: Cross multiply
527,735.36x = 791,714.04 × 172,721.84 - Step 4: Simplify right side
527,735.36x = 136,746,305,742.63 - Step 5: Solve for x
x = 136,746,305,742.63/527,735.36 - Step 6: Final answer
x = 259,119.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.