Finding the Fourth Proportional to 415,201.14, 622,998.54 and 247,053.65
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Solution
The fourth proportional to 415,201.14, 622,998.54 and 247,053.65 is: 370,697.59
Step by Step Solution
- Step 1: Write the proportion equation
415,201.14 : 622,998.54 = 247,053.65 : x - Step 2: Convert to fraction form
415,201.14/622,998.54 = 247,053.65/x - Step 3: Cross multiply
415,201.14x = 622,998.54 × 247,053.65 - Step 4: Simplify right side
415,201.14x = 153,914,060,136.68 - Step 5: Solve for x
x = 153,914,060,136.68/415,201.14 - Step 6: Final answer
x = 370,697.59
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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.