Finding the Fourth Proportional to 332,406.13, 458,721.69 and 181,503.13
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Solution
The fourth proportional to 332,406.13, 458,721.69 and 181,503.13 is: 250,474.99
Step by Step Solution
- Step 1: Write the proportion equation
332,406.13 : 458,721.69 = 181,503.13 : x - Step 2: Convert to fraction form
332,406.13/458,721.69 = 181,503.13/x - Step 3: Cross multiply
332,406.13x = 458,721.69 × 181,503.13 - Step 4: Simplify right side
332,406.13x = 83,259,422,533.89 - Step 5: Solve for x
x = 83,259,422,533.89/332,406.13 - Step 6: Final answer
x = 250,474.99
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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.