Finding the Fourth Proportional to 756,958.74, 1,135,432.70 and 277,219.45
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Solution
The fourth proportional to 756,958.74, 1,135,432.70 and 277,219.45 is: 415,827.19
Step by Step Solution
- Step 1: Write the proportion equation
756,958.74 : 1,135,432.70 = 277,219.45 : x - Step 2: Convert to fraction form
756,958.74/1,135,432.70 = 277,219.45/x - Step 3: Cross multiply
756,958.74x = 1,135,432.70 × 277,219.45 - Step 4: Simplify right side
756,958.74x = 314,764,028,606.02 - Step 5: Solve for x
x = 314,764,028,606.02/756,958.74 - Step 6: Final answer
x = 415,827.19
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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.