Finding the Fourth Proportional to 366,905.80, 550,358.70 and 247,331.58
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Solution
The fourth proportional to 366,905.80, 550,358.70 and 247,331.58 is: 370,997.37
Step by Step Solution
- Step 1: Write the proportion equation
366,905.80 : 550,358.70 = 247,331.58 : x - Step 2: Convert to fraction form
366,905.80/550,358.70 = 247,331.58/x - Step 3: Cross multiply
366,905.80x = 550,358.70 × 247,331.58 - Step 4: Simplify right side
366,905.80x = 136,121,086,837.75 - Step 5: Solve for x
x = 136,121,086,837.75/366,905.80 - Step 6: Final answer
x = 370,997.37
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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.