Finding the Fourth Proportional to 747,304.74, 1,121,134.97 and 241,865.72
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Solution
The fourth proportional to 747,304.74, 1,121,134.97 and 241,865.72 is: 362,856.15
Step by Step Solution
- Step 1: Write the proportion equation
747,304.74 : 1,121,134.97 = 241,865.72 : x - Step 2: Convert to fraction form
747,304.74/1,121,134.97 = 241,865.72/x - Step 3: Cross multiply
747,304.74x = 1,121,134.97 × 241,865.72 - Step 4: Simplify right side
747,304.74x = 271,164,120,143.73 - Step 5: Solve for x
x = 271,164,120,143.73/747,304.74 - Step 6: Final answer
x = 362,856.15
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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.