Finding the Fourth Proportional to 693,933.84, 1,040,901.12 and 195,297.84
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Solution
The fourth proportional to 693,933.84, 1,040,901.12 and 195,297.84 is: 292,946.86
Step by Step Solution
- Step 1: Write the proportion equation
693,933.84 : 1,040,901.12 = 195,297.84 : x - Step 2: Convert to fraction form
693,933.84/1,040,901.12 = 195,297.84/x - Step 3: Cross multiply
693,933.84x = 1,040,901.12 × 195,297.84 - Step 4: Simplify right side
693,933.84x = 203,285,740,389.58 - Step 5: Solve for x
x = 203,285,740,389.58/693,933.84 - Step 6: Final answer
x = 292,946.86
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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.