Finding the Fourth Proportional to 324,203.08, 447,474.90 and 190,110.28
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Solution
The fourth proportional to 324,203.08, 447,474.90 and 190,110.28 is: 262,395.96
Step by Step Solution
- Step 1: Write the proportion equation
324,203.08 : 447,474.90 = 190,110.28 : x - Step 2: Convert to fraction form
324,203.08/447,474.90 = 190,110.28/x - Step 3: Cross multiply
324,203.08x = 447,474.90 × 190,110.28 - Step 4: Simplify right side
324,203.08x = 85,069,578,531.97 - Step 5: Solve for x
x = 85,069,578,531.97/324,203.08 - Step 6: Final answer
x = 262,395.96
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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.