Finding the Fourth Proportional to 324,798.11, 448,220.08 and 181,558.07
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Solution
The fourth proportional to 324,798.11, 448,220.08 and 181,558.07 is: 250,549.40
Step by Step Solution
- Step 1: Write the proportion equation
324,798.11 : 448,220.08 = 181,558.07 : x - Step 2: Convert to fraction form
324,798.11/448,220.08 = 181,558.07/x - Step 3: Cross multiply
324,798.11x = 448,220.08 × 181,558.07 - Step 4: Simplify right side
324,798.11x = 81,377,972,660.05 - Step 5: Solve for x
x = 81,377,972,660.05/324,798.11 - Step 6: Final answer
x = 250,549.40
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1.5x scale
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.