Finding the Fourth Proportional to 194,828.20, 292,242.30 and 177,317.80
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Solution
The fourth proportional to 194,828.20, 292,242.30 and 177,317.80 is: 265,976.70
Step by Step Solution
- Step 1: Write the proportion equation
194,828.20 : 292,242.30 = 177,317.80 : x - Step 2: Convert to fraction form
194,828.20/292,242.30 = 177,317.80/x - Step 3: Cross multiply
194,828.20x = 292,242.30 × 177,317.80 - Step 4: Simplify right side
194,828.20x = 51,819,761,702.94 - Step 5: Solve for x
x = 51,819,761,702.94/194,828.20 - Step 6: Final answer
x = 265,976.70
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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.