Finding the Fourth Proportional to 457,803.63, 686,791.58 and 184,270.75
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Solution
The fourth proportional to 457,803.63, 686,791.58 and 184,270.75 is: 276,440.79
Step by Step Solution
- Step 1: Write the proportion equation
457,803.63 : 686,791.58 = 184,270.75 : x - Step 2: Convert to fraction form
457,803.63/686,791.58 = 184,270.75/x - Step 3: Cross multiply
457,803.63x = 686,791.58 × 184,270.75 - Step 4: Simplify right side
457,803.63x = 126,555,596,901.95 - Step 5: Solve for x
x = 126,555,596,901.95/457,803.63 - Step 6: Final answer
x = 276,440.79
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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.