Finding the Fourth Proportional to 324,606.07, 447,947.98 and 181,367.09
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Solution
The fourth proportional to 324,606.07, 447,947.98 and 181,367.09 is: 250,281.89
Step by Step Solution
- Step 1: Write the proportion equation
324,606.07 : 447,947.98 = 181,367.09 : x - Step 2: Convert to fraction form
324,606.07/447,947.98 = 181,367.09/x - Step 3: Cross multiply
324,606.07x = 447,947.98 × 181,367.09 - Step 4: Simplify right side
324,606.07x = 81,243,021,603.98 - Step 5: Solve for x
x = 81,243,021,603.98/324,606.07 - Step 6: Final answer
x = 250,281.89
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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.