Finding the Fourth Proportional to 436,912.70, 655,623.79 and 184,177.71
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Solution
The fourth proportional to 436,912.70, 655,623.79 and 184,177.71 is: 276,373.95
Step by Step Solution
- Step 1: Write the proportion equation
436,912.70 : 655,623.79 = 184,177.71 : x - Step 2: Convert to fraction form
436,912.70/655,623.79 = 184,177.71/x - Step 3: Cross multiply
436,912.70x = 655,623.79 × 184,177.71 - Step 4: Simplify right side
436,912.70x = 120,751,287,803.28 - Step 5: Solve for x
x = 120,751,287,803.28/436,912.70 - Step 6: Final answer
x = 276,373.95
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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.