Finding the Fourth Proportional to 370,880.98, 511,818.95 and 201,115.10
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Solution
The fourth proportional to 370,880.98, 511,818.95 and 201,115.10 is: 277,540.58
Step by Step Solution
- Step 1: Write the proportion equation
370,880.98 : 511,818.95 = 201,115.10 : x - Step 2: Convert to fraction form
370,880.98/511,818.95 = 201,115.10/x - Step 3: Cross multiply
370,880.98x = 511,818.95 × 201,115.10 - Step 4: Simplify right side
370,880.98x = 102,934,521,093.48 - Step 5: Solve for x
x = 102,934,521,093.48/370,880.98 - Step 6: Final answer
x = 277,540.58
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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.