Finding the Fourth Proportional to 271,423.07, 374,556.56 and 156,697.84
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Solution
The fourth proportional to 271,423.07, 374,556.56 and 156,697.84 is: 216,238.82
Step by Step Solution
- Step 1: Write the proportion equation
271,423.07 : 374,556.56 = 156,697.84 : x - Step 2: Convert to fraction form
271,423.07/374,556.56 = 156,697.84/x - Step 3: Cross multiply
271,423.07x = 374,556.56 × 156,697.84 - Step 4: Simplify right side
271,423.07x = 58,692,203,594.54 - Step 5: Solve for x
x = 58,692,203,594.54/271,423.07 - Step 6: Final answer
x = 216,238.82
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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.