Finding the Fourth Proportional to 354,288.44, 531,272.70 and 101,511.07
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Solution
The fourth proportional to 354,288.44, 531,272.70 and 101,511.07 is: 152,220.77
Step by Step Solution
- Step 1: Write the proportion equation
354,288.44 : 531,272.70 = 101,511.07 : x - Step 2: Convert to fraction form
354,288.44/531,272.70 = 101,511.07/x - Step 3: Cross multiply
354,288.44x = 531,272.70 × 101,511.07 - Step 4: Simplify right side
354,288.44x = 53,930,059,164.38 - Step 5: Solve for x
x = 53,930,059,164.38/354,288.44 - Step 6: Final answer
x = 152,220.77
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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.