Finding the Fourth Proportional to 296,698.81, 444,561.65 and 125,783.96
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Solution
The fourth proportional to 296,698.81, 444,561.65 and 125,783.96 is: 188,469.66
Step by Step Solution
- Step 1: Write the proportion equation
296,698.81 : 444,561.65 = 125,783.96 : x - Step 2: Convert to fraction form
296,698.81/444,561.65 = 125,783.96/x - Step 3: Cross multiply
296,698.81x = 444,561.65 × 125,783.96 - Step 4: Simplify right side
296,698.81x = 55,918,724,827.24 - Step 5: Solve for x
x = 55,918,724,827.24/296,698.81 - Step 6: Final answer
x = 188,469.66
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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.