Finding the Fourth Proportional to 756,124.76, 1,134,408.58 and 223,659.97
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Solution
The fourth proportional to 756,124.76, 1,134,408.58 and 223,659.97 is: 335,555.45
Step by Step Solution
- Step 1: Write the proportion equation
756,124.76 : 1,134,408.58 = 223,659.97 : x - Step 2: Convert to fraction form
756,124.76/1,134,408.58 = 223,659.97/x - Step 3: Cross multiply
756,124.76x = 1,134,408.58 × 223,659.97 - Step 4: Simplify right side
756,124.76x = 253,721,785,575.37 - Step 5: Solve for x
x = 253,721,785,575.37/756,124.76 - Step 6: Final answer
x = 335,555.45
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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.