Finding the Fourth Proportional to 355,660.70, 534,657.45 and 251,203.10
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Solution
The fourth proportional to 355,660.70, 534,657.45 and 251,203.10 is: 377,628.48
Step by Step Solution
- Step 1: Write the proportion equation
355,660.70 : 534,657.45 = 251,203.10 : x - Step 2: Convert to fraction form
355,660.70/534,657.45 = 251,203.10/x - Step 3: Cross multiply
355,660.70x = 534,657.45 × 251,203.10 - Step 4: Simplify right side
355,660.70x = 134,307,608,878.10 - Step 5: Solve for x
x = 134,307,608,878.10/355,660.70 - Step 6: Final answer
x = 377,628.48
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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.