Finding the Fourth Proportional to 693,935.84, 1,040,904.12 and 195,299.84
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Solution
The fourth proportional to 693,935.84, 1,040,904.12 and 195,299.84 is: 292,949.86
Step by Step Solution
- Step 1: Write the proportion equation
693,935.84 : 1,040,904.12 = 195,299.84 : x - Step 2: Convert to fraction form
693,935.84/1,040,904.12 = 195,299.84/x - Step 3: Cross multiply
693,935.84x = 1,040,904.12 × 195,299.84 - Step 4: Simplify right side
693,935.84x = 203,288,408,091.34 - Step 5: Solve for x
x = 203,288,408,091.34/693,935.84 - Step 6: Final answer
x = 292,949.86
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1.5x scale
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.